Home / 87,316.96-130,877.52-34,712.32

Finding the Fourth Proportional to 87,316.96, 130,877.52 and 34,712.32

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Solution

The fourth proportional to 87,316.96, 130,877.52 and 34,712.32 is: 52,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,316.96 : 130,877.52 = 34,712.32 : x
  2. Step 2: Convert to fraction form
    87,316.96/130,877.52 = 34,712.32/x
  3. Step 3: Cross multiply
    87,316.96x = 130,877.52 × 34,712.32
  4. Step 4: Simplify right side
    87,316.96x = 4,543,062,355.05
  5. Step 5: Solve for x
    x = 4,543,062,355.05/87,316.96
  6. Step 6: Final answer
    x = 52,029.55

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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.