Home / 68,118.50-102,140.70-23,733.34

Finding the Fourth Proportional to 68,118.50, 102,140.70 and 23,733.34

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Solution

The fourth proportional to 68,118.50, 102,140.70 and 23,733.34 is: 35,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,118.50 : 102,140.70 = 23,733.34 : x
  2. Step 2: Convert to fraction form
    68,118.50/102,140.70 = 23,733.34/x
  3. Step 3: Cross multiply
    68,118.50x = 102,140.70 × 23,733.34
  4. Step 4: Simplify right side
    68,118.50x = 2,424,139,616.59
  5. Step 5: Solve for x
    x = 2,424,139,616.59/68,118.50
  6. Step 6: Final answer
    x = 35,587.09

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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.