Home / 96,691.96-145,037.50-30,132.15

Finding the Fourth Proportional to 96,691.96, 145,037.50 and 30,132.15

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Solution

The fourth proportional to 96,691.96, 145,037.50 and 30,132.15 is: 45,198.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,691.96 : 145,037.50 = 30,132.15 : x
  2. Step 2: Convert to fraction form
    96,691.96/145,037.50 = 30,132.15/x
  3. Step 3: Cross multiply
    96,691.96x = 145,037.50 × 30,132.15
  4. Step 4: Simplify right side
    96,691.96x = 4,370,291,705.63
  5. Step 5: Solve for x
    x = 4,370,291,705.63/96,691.96
  6. Step 6: Final answer
    x = 45,198.09

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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.