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Finding the Fourth Proportional to 86,373, 129,559.50 and 24,045.12

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Solution

The fourth proportional to 86,373, 129,559.50 and 24,045.12 is: 36,067.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,373 : 129,559.50 = 24,045.12 : x
  2. Step 2: Convert to fraction form
    86,373/129,559.50 = 24,045.12/x
  3. Step 3: Cross multiply
    86,373x = 129,559.50 × 24,045.12
  4. Step 4: Simplify right side
    86,373x = 3,115,273,724.64
  5. Step 5: Solve for x
    x = 3,115,273,724.64/86,373
  6. Step 6: Final answer
    x = 36,067.68

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Double scale
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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.