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Finding the Fourth Proportional to 29,223.78, 43,807.92 and 9,488.53

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Solution

The fourth proportional to 29,223.78, 43,807.92 and 9,488.53 is: 14,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,223.78 : 43,807.92 = 9,488.53 : x
  2. Step 2: Convert to fraction form
    29,223.78/43,807.92 = 9,488.53/x
  3. Step 3: Cross multiply
    29,223.78x = 43,807.92 × 9,488.53
  4. Step 4: Simplify right side
    29,223.78x = 415,672,763.16
  5. Step 5: Solve for x
    x = 415,672,763.16/29,223.78
  6. Step 6: Final answer
    x = 14,223.78

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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.