Home / 107,202.29-160,770.51-74,134.85

Finding the Fourth Proportional to 107,202.29, 160,770.51 and 74,134.85

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Solution

The fourth proportional to 107,202.29, 160,770.51 and 74,134.85 is: 111,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,202.29 : 160,770.51 = 74,134.85 : x
  2. Step 2: Convert to fraction form
    107,202.29/160,770.51 = 74,134.85/x
  3. Step 3: Cross multiply
    107,202.29x = 160,770.51 × 74,134.85
  4. Step 4: Simplify right side
    107,202.29x = 11,918,696,839.42
  5. Step 5: Solve for x
    x = 11,918,696,839.42/107,202.29
  6. Step 6: Final answer
    x = 111,179.50

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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.