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Finding the Fourth Proportional to 48,491,350.45, 72,737,025.68 and 48,491,350.45

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Solution

The fourth proportional to 48,491,350.45, 72,737,025.68 and 48,491,350.45 is: 72,737,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,491,350.45 : 72,737,025.68 = 48,491,350.45 : x
  2. Step 2: Convert to fraction form
    48,491,350.45/72,737,025.68 = 48,491,350.45/x
  3. Step 3: Cross multiply
    48,491,350.45x = 72,737,025.68 × 48,491,350.45
  4. Step 4: Simplify right side
    48,491,350.45x = 3,527,116,602,697,073
  5. Step 5: Solve for x
    x = 3,527,116,602,697,073/48,491,350.45
  6. Step 6: Final answer
    x = 72,737,025.68

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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.