Home / 53,487.18-73,812.42-29,617.44

Finding the Fourth Proportional to 53,487.18, 73,812.42 and 29,617.44

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Solution

The fourth proportional to 53,487.18, 73,812.42 and 29,617.44 is: 40,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,487.18 : 73,812.42 = 29,617.44 : x
  2. Step 2: Convert to fraction form
    53,487.18/73,812.42 = 29,617.44/x
  3. Step 3: Cross multiply
    53,487.18x = 73,812.42 × 29,617.44
  4. Step 4: Simplify right side
    53,487.18x = 2,186,134,920.60
  5. Step 5: Solve for x
    x = 2,186,134,920.60/53,487.18
  6. Step 6: Final answer
    x = 40,872.13

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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.