Home / 124,691.52-187,063.56-40,445.12

Finding the Fourth Proportional to 124,691.52, 187,063.56 and 40,445.12

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Solution

The fourth proportional to 124,691.52, 187,063.56 and 40,445.12 is: 60,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,691.52 : 187,063.56 = 40,445.12 : x
  2. Step 2: Convert to fraction form
    124,691.52/187,063.56 = 40,445.12/x
  3. Step 3: Cross multiply
    124,691.52x = 187,063.56 × 40,445.12
  4. Step 4: Simplify right side
    124,691.52x = 7,565,808,599.49
  5. Step 5: Solve for x
    x = 7,565,808,599.49/124,691.52
  6. Step 6: Final answer
    x = 60,676.21

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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.