Home / 45,176.13-67,768.11-11,895.93

Finding the Fourth Proportional to 45,176.13, 67,768.11 and 11,895.93

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Solution

The fourth proportional to 45,176.13, 67,768.11 and 11,895.93 is: 17,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,176.13 : 67,768.11 = 11,895.93 : x
  2. Step 2: Convert to fraction form
    45,176.13/67,768.11 = 11,895.93/x
  3. Step 3: Cross multiply
    45,176.13x = 67,768.11 × 11,895.93
  4. Step 4: Simplify right side
    45,176.13x = 806,164,692.79
  5. Step 5: Solve for x
    x = 806,164,692.79/45,176.13
  6. Step 6: Final answer
    x = 17,844.93

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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.