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Finding the Fourth Proportional to 67,982,564.52, 102,003,989.72 and 35,626,774.32

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Solution

The fourth proportional to 67,982,564.52, 102,003,989.72 and 35,626,774.32 is: 53,455,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,982,564.52 : 102,003,989.72 = 35,626,774.32 : x
  2. Step 2: Convert to fraction form
    67,982,564.52/102,003,989.72 = 35,626,774.32/x
  3. Step 3: Cross multiply
    67,982,564.52x = 102,003,989.72 × 35,626,774.32
  4. Step 4: Simplify right side
    67,982,564.52x = 3,634,073,121,315,906.50
  5. Step 5: Solve for x
    x = 3,634,073,121,315,906.50/67,982,564.52
  6. Step 6: Final answer
    x = 53,455,958.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.