Home / 132,150.38-182,518.89-87,030.04

Finding the Fourth Proportional to 132,150.38, 182,518.89 and 87,030.04

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Solution

The fourth proportional to 132,150.38, 182,518.89 and 87,030.04 is: 120,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,150.38 : 182,518.89 = 87,030.04 : x
  2. Step 2: Convert to fraction form
    132,150.38/182,518.89 = 87,030.04/x
  3. Step 3: Cross multiply
    132,150.38x = 182,518.89 × 87,030.04
  4. Step 4: Simplify right side
    132,150.38x = 15,884,625,841.16
  5. Step 5: Solve for x
    x = 15,884,625,841.16/132,150.38
  6. Step 6: Final answer
    x = 120,201.14

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1.5x scale

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.