Home / 29,136.17-40,360.19-28,545.68

Finding the Fourth Proportional to 29,136.17, 40,360.19 and 28,545.68

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Solution

The fourth proportional to 29,136.17, 40,360.19 and 28,545.68 is: 39,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,136.17 : 40,360.19 = 28,545.68 : x
  2. Step 2: Convert to fraction form
    29,136.17/40,360.19 = 28,545.68/x
  3. Step 3: Cross multiply
    29,136.17x = 40,360.19 × 28,545.68
  4. Step 4: Simplify right side
    29,136.17x = 1,152,109,068.48
  5. Step 5: Solve for x
    x = 1,152,109,068.48/29,136.17
  6. Step 6: Final answer
    x = 39,542.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.