Home / 87,062.96-130,497.24-34,432.40

Finding the Fourth Proportional to 87,062.96, 130,497.24 and 34,432.40

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Solution

The fourth proportional to 87,062.96, 130,497.24 and 34,432.40 is: 51,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,062.96 : 130,497.24 = 34,432.40 : x
  2. Step 2: Convert to fraction form
    87,062.96/130,497.24 = 34,432.40/x
  3. Step 3: Cross multiply
    87,062.96x = 130,497.24 × 34,432.40
  4. Step 4: Simplify right side
    87,062.96x = 4,493,333,166.58
  5. Step 5: Solve for x
    x = 4,493,333,166.58/87,062.96
  6. Step 6: Final answer
    x = 51,610.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.