Home / 86,446.92-129,596.42-33,177.12

Finding the Fourth Proportional to 86,446.92, 129,596.42 and 33,177.12

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Solution

The fourth proportional to 86,446.92, 129,596.42 and 33,177.12 is: 49,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446.92 : 129,596.42 = 33,177.12 : x
  2. Step 2: Convert to fraction form
    86,446.92/129,596.42 = 33,177.12/x
  3. Step 3: Cross multiply
    86,446.92x = 129,596.42 × 33,177.12
  4. Step 4: Simplify right side
    86,446.92x = 4,299,635,977.91
  5. Step 5: Solve for x
    x = 4,299,635,977.91/86,446.92
  6. Step 6: Final answer
    x = 49,737.30

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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.