Home / 156,935.38-216,566.18-88,958.60

Finding the Fourth Proportional to 156,935.38, 216,566.18 and 88,958.60

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Solution

The fourth proportional to 156,935.38, 216,566.18 and 88,958.60 is: 122,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,935.38 : 216,566.18 = 88,958.60 : x
  2. Step 2: Convert to fraction form
    156,935.38/216,566.18 = 88,958.60/x
  3. Step 3: Cross multiply
    156,935.38x = 216,566.18 × 88,958.60
  4. Step 4: Simplify right side
    156,935.38x = 19,265,424,180.15
  5. Step 5: Solve for x
    x = 19,265,424,180.15/156,935.38
  6. Step 6: Final answer
    x = 122,760.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.