Home / 215,514.27-323,251.05-101,635.66

Finding the Fourth Proportional to 215,514.27, 323,251.05 and 101,635.66

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Solution

The fourth proportional to 215,514.27, 323,251.05 and 101,635.66 is: 152,443.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,514.27 : 323,251.05 = 101,635.66 : x
  2. Step 2: Convert to fraction form
    215,514.27/323,251.05 = 101,635.66/x
  3. Step 3: Cross multiply
    215,514.27x = 323,251.05 × 101,635.66
  4. Step 4: Simplify right side
    215,514.27x = 32,853,834,597.64
  5. Step 5: Solve for x
    x = 32,853,834,597.64/215,514.27
  6. Step 6: Final answer
    x = 152,443.89

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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.