Home / 71,374.18-98,496.26-39,545.14

Finding the Fourth Proportional to 71,374.18, 98,496.26 and 39,545.14

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Solution

The fourth proportional to 71,374.18, 98,496.26 and 39,545.14 is: 54,572.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,374.18 : 98,496.26 = 39,545.14 : x
  2. Step 2: Convert to fraction form
    71,374.18/98,496.26 = 39,545.14/x
  3. Step 3: Cross multiply
    71,374.18x = 98,496.26 × 39,545.14
  4. Step 4: Simplify right side
    71,374.18x = 3,895,048,391.18
  5. Step 5: Solve for x
    x = 3,895,048,391.18/71,374.18
  6. Step 6: Final answer
    x = 54,572.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.