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Finding the Fourth Proportional to 43,007,974.70, 59,350,978.92 and 23,692,390.70

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Solution

The fourth proportional to 43,007,974.70, 59,350,978.92 and 23,692,390.70 is: 32,695,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007,974.70 : 59,350,978.92 = 23,692,390.70 : x
  2. Step 2: Convert to fraction form
    43,007,974.70/59,350,978.92 = 23,692,390.70/x
  3. Step 3: Cross multiply
    43,007,974.70x = 59,350,978.92 × 23,692,390.70
  4. Step 4: Simplify right side
    43,007,974.70x = 1,406,166,581,000,104
  5. Step 5: Solve for x
    x = 1,406,166,581,000,104/43,007,974.70
  6. Step 6: Final answer
    x = 32,695,484.75

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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.