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Finding the Fourth Proportional to 147,282, 220,925.28 and 36,474

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Solution

The fourth proportional to 147,282, 220,925.28 and 36,474 is: 54,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,282 : 220,925.28 = 36,474 : x
  2. Step 2: Convert to fraction form
    147,282/220,925.28 = 36,474/x
  3. Step 3: Cross multiply
    147,282x = 220,925.28 × 36,474
  4. Step 4: Simplify right side
    147,282x = 8,058,028,662.72
  5. Step 5: Solve for x
    x = 8,058,028,662.72/147,282
  6. Step 6: Final answer
    x = 54,711.56

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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.