Home / 129,231.16-193,767.38-50,253.32

Finding the Fourth Proportional to 129,231.16, 193,767.38 and 50,253.32

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Solution

The fourth proportional to 129,231.16, 193,767.38 and 50,253.32 is: 75,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,231.16 : 193,767.38 = 50,253.32 : x
  2. Step 2: Convert to fraction form
    129,231.16/193,767.38 = 50,253.32/x
  3. Step 3: Cross multiply
    129,231.16x = 193,767.38 × 50,253.32
  4. Step 4: Simplify right side
    129,231.16x = 9,737,454,152.70
  5. Step 5: Solve for x
    x = 9,737,454,152.70/129,231.16
  6. Step 6: Final answer
    x = 75,349.12

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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.