Home / 87,316.83-130,850.10-49,799.25

Finding the Fourth Proportional to 87,316.83, 130,850.10 and 49,799.25

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Solution

The fourth proportional to 87,316.83, 130,850.10 and 49,799.25 is: 74,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,316.83 : 130,850.10 = 49,799.25 : x
  2. Step 2: Convert to fraction form
    87,316.83/130,850.10 = 49,799.25/x
  3. Step 3: Cross multiply
    87,316.83x = 130,850.10 × 49,799.25
  4. Step 4: Simplify right side
    87,316.83x = 6,516,236,842.43
  5. Step 5: Solve for x
    x = 6,516,236,842.43/87,316.83
  6. Step 6: Final answer
    x = 74,627.50

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1.5x scale

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.