Home / 129,364.38-194,046.57-59,034.78

Finding the Fourth Proportional to 129,364.38, 194,046.57 and 59,034.78

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Solution

The fourth proportional to 129,364.38, 194,046.57 and 59,034.78 is: 88,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,364.38 : 194,046.57 = 59,034.78 : x
  2. Step 2: Convert to fraction form
    129,364.38/194,046.57 = 59,034.78/x
  3. Step 3: Cross multiply
    129,364.38x = 194,046.57 × 59,034.78
  4. Step 4: Simplify right side
    129,364.38x = 11,455,496,569.70
  5. Step 5: Solve for x
    x = 11,455,496,569.70/129,364.38
  6. Step 6: Final answer
    x = 88,552.17

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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.