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Finding the Fourth Proportional to 55,691.70, 83,536.14 and 16,249.14

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Solution

The fourth proportional to 55,691.70, 83,536.14 and 16,249.14 is: 24,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,691.70 : 83,536.14 = 16,249.14 : x
  2. Step 2: Convert to fraction form
    55,691.70/83,536.14 = 16,249.14/x
  3. Step 3: Cross multiply
    55,691.70x = 83,536.14 × 16,249.14
  4. Step 4: Simplify right side
    55,691.70x = 1,357,390,433.92
  5. Step 5: Solve for x
    x = 1,357,390,433.92/55,691.70
  6. Step 6: Final answer
    x = 24,373.30

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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.