Home / 156,599.16-234,934.62-67,867.56

Finding the Fourth Proportional to 156,599.16, 234,934.62 and 67,867.56

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Solution

The fourth proportional to 156,599.16, 234,934.62 and 67,867.56 is: 101,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,599.16 : 234,934.62 = 67,867.56 : x
  2. Step 2: Convert to fraction form
    156,599.16/234,934.62 = 67,867.56/x
  3. Step 3: Cross multiply
    156,599.16x = 234,934.62 × 67,867.56
  4. Step 4: Simplify right side
    156,599.16x = 15,944,439,418.93
  5. Step 5: Solve for x
    x = 15,944,439,418.93/156,599.16
  6. Step 6: Final answer
    x = 101,816.89

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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.