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Finding the Fourth Proportional to 71,924.52, 99,263.24 and 43,253.56

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Solution

The fourth proportional to 71,924.52, 99,263.24 and 43,253.56 is: 59,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,924.52 : 99,263.24 = 43,253.56 : x
  2. Step 2: Convert to fraction form
    71,924.52/99,263.24 = 43,253.56/x
  3. Step 3: Cross multiply
    71,924.52x = 99,263.24 × 43,253.56
  4. Step 4: Simplify right side
    71,924.52x = 4,293,488,507.13
  5. Step 5: Solve for x
    x = 4,293,488,507.13/71,924.52
  6. Step 6: Final answer
    x = 59,694.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.