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Finding the Fourth Proportional to 58,543.68, 80,792.24 and 35,878.29

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Solution

The fourth proportional to 58,543.68, 80,792.24 and 35,878.29 is: 49,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,543.68 : 80,792.24 = 35,878.29 : x
  2. Step 2: Convert to fraction form
    58,543.68/80,792.24 = 35,878.29/x
  3. Step 3: Cross multiply
    58,543.68x = 80,792.24 × 35,878.29
  4. Step 4: Simplify right side
    58,543.68x = 2,898,687,388.56
  5. Step 5: Solve for x
    x = 2,898,687,388.56/58,543.68
  6. Step 6: Final answer
    x = 49,513.24

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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.