Home / 527,785.66-791,615.31-148,734.82

Finding the Fourth Proportional to 527,785.66, 791,615.31 and 148,734.82

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Solution

The fourth proportional to 527,785.66, 791,615.31 and 148,734.82 is: 223,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,785.66 : 791,615.31 = 148,734.82 : x
  2. Step 2: Convert to fraction form
    527,785.66/791,615.31 = 148,734.82/x
  3. Step 3: Cross multiply
    527,785.66x = 791,615.31 × 148,734.82
  4. Step 4: Simplify right side
    527,785.66x = 117,740,760,642.09
  5. Step 5: Solve for x
    x = 117,740,760,642.09/527,785.66
  6. Step 6: Final answer
    x = 223,084.43

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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.