Home / 132,854.10-199,511.55-93,686.10

Finding the Fourth Proportional to 132,854.10, 199,511.55 and 93,686.10

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Solution

The fourth proportional to 132,854.10, 199,511.55 and 93,686.10 is: 140,691.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,854.10 : 199,511.55 = 93,686.10 : x
  2. Step 2: Convert to fraction form
    132,854.10/199,511.55 = 93,686.10/x
  3. Step 3: Cross multiply
    132,854.10x = 199,511.55 × 93,686.10
  4. Step 4: Simplify right side
    132,854.10x = 18,691,459,024.46
  5. Step 5: Solve for x
    x = 18,691,459,024.46/132,854.10
  6. Step 6: Final answer
    x = 140,691.62

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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.