Home / 351,680.68-527,565.71-111,708.96

Finding the Fourth Proportional to 351,680.68, 527,565.71 and 111,708.96

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Solution

The fourth proportional to 351,680.68, 527,565.71 and 111,708.96 is: 167,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,680.68 : 527,565.71 = 111,708.96 : x
  2. Step 2: Convert to fraction form
    351,680.68/527,565.71 = 111,708.96/x
  3. Step 3: Cross multiply
    351,680.68x = 527,565.71 × 111,708.96
  4. Step 4: Simplify right side
    351,680.68x = 58,933,816,795.76
  5. Step 5: Solve for x
    x = 58,933,816,795.76/351,680.68
  6. Step 6: Final answer
    x = 167,577.64

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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.