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Finding the Fourth Proportional to 29,159.32, 43,738.62 and 9,437.44

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Solution

The fourth proportional to 29,159.32, 43,738.62 and 9,437.44 is: 14,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,159.32 : 43,738.62 = 9,437.44 : x
  2. Step 2: Convert to fraction form
    29,159.32/43,738.62 = 9,437.44/x
  3. Step 3: Cross multiply
    29,159.32x = 43,738.62 × 9,437.44
  4. Step 4: Simplify right side
    29,159.32x = 412,780,601.93
  5. Step 5: Solve for x
    x = 412,780,601.93/29,159.32
  6. Step 6: Final answer
    x = 14,156.04

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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.