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Finding the Fourth Proportional to 71,567,305.60, 107,368,843.20 and 23,049,731.20

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Solution

The fourth proportional to 71,567,305.60, 107,368,843.20 and 23,049,731.20 is: 34,580,356.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,567,305.60 : 107,368,843.20 = 23,049,731.20 : x
  2. Step 2: Convert to fraction form
    71,567,305.60/107,368,843.20 = 23,049,731.20/x
  3. Step 3: Cross multiply
    71,567,305.60x = 107,368,843.20 × 23,049,731.20
  4. Step 4: Simplify right side
    71,567,305.60x = 2,474,822,975,014,948
  5. Step 5: Solve for x
    x = 2,474,822,975,014,948/71,567,305.60
  6. Step 6: Final answer
    x = 34,580,356.97

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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.