Home / 83,715.58-115,524.52-45,473.73

Finding the Fourth Proportional to 83,715.58, 115,524.52 and 45,473.73

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Solution

The fourth proportional to 83,715.58, 115,524.52 and 45,473.73 is: 62,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,715.58 : 115,524.52 = 45,473.73 : x
  2. Step 2: Convert to fraction form
    83,715.58/115,524.52 = 45,473.73/x
  3. Step 3: Cross multiply
    83,715.58x = 115,524.52 × 45,473.73
  4. Step 4: Simplify right side
    83,715.58x = 5,253,330,830.86
  5. Step 5: Solve for x
    x = 5,253,330,830.86/83,715.58
  6. Step 6: Final answer
    x = 62,752.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.