Home / 162,555.83-243,773.25-55,909.85

Finding the Fourth Proportional to 162,555.83, 243,773.25 and 55,909.85

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Solution

The fourth proportional to 162,555.83, 243,773.25 and 55,909.85 is: 83,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,555.83 : 243,773.25 = 55,909.85 : x
  2. Step 2: Convert to fraction form
    162,555.83/243,773.25 = 55,909.85/x
  3. Step 3: Cross multiply
    162,555.83x = 243,773.25 × 55,909.85
  4. Step 4: Simplify right side
    162,555.83x = 13,629,325,841.51
  5. Step 5: Solve for x
    x = 13,629,325,841.51/162,555.83
  6. Step 6: Final answer
    x = 83,843.97

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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.