Home / 23,118.67-34,679.54-8,123.97

Finding the Fourth Proportional to 23,118.67, 34,679.54 and 8,123.97

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Solution

The fourth proportional to 23,118.67, 34,679.54 and 8,123.97 is: 12,186.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.67 : 34,679.54 = 8,123.97 : x
  2. Step 2: Convert to fraction form
    23,118.67/34,679.54 = 8,123.97/x
  3. Step 3: Cross multiply
    23,118.67x = 34,679.54 × 8,123.97
  4. Step 4: Simplify right side
    23,118.67x = 281,735,692.93
  5. Step 5: Solve for x
    x = 281,735,692.93/23,118.67
  6. Step 6: Final answer
    x = 12,186.50

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Half scale
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Double scale
Find fourth proportional to 23,119.67, 34,681.04 and 8,124.97
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.