Home / 156,904.15-235,356.23-150,780.55

Finding the Fourth Proportional to 156,904.15, 235,356.23 and 150,780.55

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Solution

The fourth proportional to 156,904.15, 235,356.23 and 150,780.55 is: 226,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,904.15 : 235,356.23 = 150,780.55 : x
  2. Step 2: Convert to fraction form
    156,904.15/235,356.23 = 150,780.55/x
  3. Step 3: Cross multiply
    156,904.15x = 235,356.23 × 150,780.55
  4. Step 4: Simplify right side
    156,904.15x = 35,487,141,805.33
  5. Step 5: Solve for x
    x = 35,487,141,805.33/156,904.15
  6. Step 6: Final answer
    x = 226,170.83

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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.