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Finding the Fourth Proportional to 162,410.61, 243,657.42 and 67,609.27

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Solution

The fourth proportional to 162,410.61, 243,657.42 and 67,609.27 is: 101,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,410.61 : 243,657.42 = 67,609.27 : x
  2. Step 2: Convert to fraction form
    162,410.61/243,657.42 = 67,609.27/x
  3. Step 3: Cross multiply
    162,410.61x = 243,657.42 × 67,609.27
  4. Step 4: Simplify right side
    162,410.61x = 16,473,500,296.28
  5. Step 5: Solve for x
    x = 16,473,500,296.28/162,410.61
  6. Step 6: Final answer
    x = 101,431.18

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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.