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Finding the Fourth Proportional to 43,798.88, 65,697.92 and 29,724.08

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Solution

The fourth proportional to 43,798.88, 65,697.92 and 29,724.08 is: 44,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,798.88 : 65,697.92 = 29,724.08 : x
  2. Step 2: Convert to fraction form
    43,798.88/65,697.92 = 29,724.08/x
  3. Step 3: Cross multiply
    43,798.88x = 65,697.92 × 29,724.08
  4. Step 4: Simplify right side
    43,798.88x = 1,952,810,229.91
  5. Step 5: Solve for x
    x = 1,952,810,229.91/43,798.88
  6. Step 6: Final answer
    x = 44,585.85

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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.