Home / 88,711.90-133,067.85-82,296.70

Finding the Fourth Proportional to 88,711.90, 133,067.85 and 82,296.70

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Solution

The fourth proportional to 88,711.90, 133,067.85 and 82,296.70 is: 123,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,711.90 : 133,067.85 = 82,296.70 : x
  2. Step 2: Convert to fraction form
    88,711.90/133,067.85 = 82,296.70/x
  3. Step 3: Cross multiply
    88,711.90x = 133,067.85 × 82,296.70
  4. Step 4: Simplify right side
    88,711.90x = 10,951,044,931.10
  5. Step 5: Solve for x
    x = 10,951,044,931.10/88,711.90
  6. Step 6: Final answer
    x = 123,445.05

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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.