Home / 129,479.68-194,153.28-59,298.85

Finding the Fourth Proportional to 129,479.68, 194,153.28 and 59,298.85

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Solution

The fourth proportional to 129,479.68, 194,153.28 and 59,298.85 is: 88,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,479.68 : 194,153.28 = 59,298.85 : x
  2. Step 2: Convert to fraction form
    129,479.68/194,153.28 = 59,298.85/x
  3. Step 3: Cross multiply
    129,479.68x = 194,153.28 × 59,298.85
  4. Step 4: Simplify right side
    129,479.68x = 11,513,066,227.73
  5. Step 5: Solve for x
    x = 11,513,066,227.73/129,479.68
  6. Step 6: Final answer
    x = 88,917.94

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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.