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Finding the Fourth Proportional to 223,557.60, 335,265.28 and 73,769.98

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Solution

The fourth proportional to 223,557.60, 335,265.28 and 73,769.98 is: 110,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,557.60 : 335,265.28 = 73,769.98 : x
  2. Step 2: Convert to fraction form
    223,557.60/335,265.28 = 73,769.98/x
  3. Step 3: Cross multiply
    223,557.60x = 335,265.28 × 73,769.98
  4. Step 4: Simplify right side
    223,557.60x = 24,732,513,000.29
  5. Step 5: Solve for x
    x = 24,732,513,000.29/223,557.60
  6. Step 6: Final answer
    x = 110,631.50

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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.