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Finding the Fourth Proportional to 166,472.10, 249,740.55 and 48,147.30

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Solution

The fourth proportional to 166,472.10, 249,740.55 and 48,147.30 is: 72,230.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,472.10 : 249,740.55 = 48,147.30 : x
  2. Step 2: Convert to fraction form
    166,472.10/249,740.55 = 48,147.30/x
  3. Step 3: Cross multiply
    166,472.10x = 249,740.55 × 48,147.30
  4. Step 4: Simplify right side
    166,472.10x = 12,024,333,183.02
  5. Step 5: Solve for x
    x = 12,024,333,183.02/166,472.10
  6. Step 6: Final answer
    x = 72,230.32

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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.