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Finding the Fourth Proportional to 223,877.60, 335,877.72 and 66,105.92

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Solution

The fourth proportional to 223,877.60, 335,877.72 and 66,105.92 is: 99,176.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,877.60 : 335,877.72 = 66,105.92 : x
  2. Step 2: Convert to fraction form
    223,877.60/335,877.72 = 66,105.92/x
  3. Step 3: Cross multiply
    223,877.60x = 335,877.72 × 66,105.92
  4. Step 4: Simplify right side
    223,877.60x = 22,203,505,688.10
  5. Step 5: Solve for x
    x = 22,203,505,688.10/223,877.60
  6. Step 6: Final answer
    x = 99,176.99

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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.