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Finding the Fourth Proportional to 162,909.65, 244,355.59 and 44,572.45

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Solution

The fourth proportional to 162,909.65, 244,355.59 and 44,572.45 is: 66,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,909.65 : 244,355.59 = 44,572.45 : x
  2. Step 2: Convert to fraction form
    162,909.65/244,355.59 = 44,572.45/x
  3. Step 3: Cross multiply
    162,909.65x = 244,355.59 × 44,572.45
  4. Step 4: Simplify right side
    162,909.65x = 10,891,527,317.50
  5. Step 5: Solve for x
    x = 10,891,527,317.50/162,909.65
  6. Step 6: Final answer
    x = 66,856.24

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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.