Home / 52,792.92-72,852.48-31,561.20

Finding the Fourth Proportional to 52,792.92, 72,852.48 and 31,561.20

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Solution

The fourth proportional to 52,792.92, 72,852.48 and 31,561.20 is: 43,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.92 : 72,852.48 = 31,561.20 : x
  2. Step 2: Convert to fraction form
    52,792.92/72,852.48 = 31,561.20/x
  3. Step 3: Cross multiply
    52,792.92x = 72,852.48 × 31,561.20
  4. Step 4: Simplify right side
    52,792.92x = 2,299,311,691.78
  5. Step 5: Solve for x
    x = 2,299,311,691.78/52,792.92
  6. Step 6: Final answer
    x = 43,553.41

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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.