Home / 87,053.68-130,518.96-44,915.86

Finding the Fourth Proportional to 87,053.68, 130,518.96 and 44,915.86

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Solution

The fourth proportional to 87,053.68, 130,518.96 and 44,915.86 is: 67,342.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,053.68 : 130,518.96 = 44,915.86 : x
  2. Step 2: Convert to fraction form
    87,053.68/130,518.96 = 44,915.86/x
  3. Step 3: Cross multiply
    87,053.68x = 130,518.96 × 44,915.86
  4. Step 4: Simplify right side
    87,053.68x = 5,862,371,334.71
  5. Step 5: Solve for x
    x = 5,862,371,334.71/87,053.68
  6. Step 6: Final answer
    x = 67,342.03

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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.