Home / 107,084.20-160,577.70-40,502.20

Finding the Fourth Proportional to 107,084.20, 160,577.70 and 40,502.20

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Solution

The fourth proportional to 107,084.20, 160,577.70 and 40,502.20 is: 60,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,084.20 : 160,577.70 = 40,502.20 : x
  2. Step 2: Convert to fraction form
    107,084.20/160,577.70 = 40,502.20/x
  3. Step 3: Cross multiply
    107,084.20x = 160,577.70 × 40,502.20
  4. Step 4: Simplify right side
    107,084.20x = 6,503,750,120.94
  5. Step 5: Solve for x
    x = 6,503,750,120.94/107,084.20
  6. Step 6: Final answer
    x = 60,734.92

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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.