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Finding the Fourth Proportional to 162,779.88, 244,239.52 and 83,949.47

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Solution

The fourth proportional to 162,779.88, 244,239.52 and 83,949.47 is: 125,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,779.88 : 244,239.52 = 83,949.47 : x
  2. Step 2: Convert to fraction form
    162,779.88/244,239.52 = 83,949.47/x
  3. Step 3: Cross multiply
    162,779.88x = 244,239.52 × 83,949.47
  4. Step 4: Simplify right side
    162,779.88x = 20,503,778,257.05
  5. Step 5: Solve for x
    x = 20,503,778,257.05/162,779.88
  6. Step 6: Final answer
    x = 125,960.15

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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.