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Finding the Fourth Proportional to 162,000.52, 243,008.10 and 49,672.54

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Solution

The fourth proportional to 162,000.52, 243,008.10 and 49,672.54 is: 74,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,000.52 : 243,008.10 = 49,672.54 : x
  2. Step 2: Convert to fraction form
    162,000.52/243,008.10 = 49,672.54/x
  3. Step 3: Cross multiply
    162,000.52x = 243,008.10 × 49,672.54
  4. Step 4: Simplify right side
    162,000.52x = 12,070,829,567.57
  5. Step 5: Solve for x
    x = 12,070,829,567.57/162,000.52
  6. Step 6: Final answer
    x = 74,511.05

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1.5x scale

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.