Home / 155,049.73-232,263.20-70,693.86

Finding the Fourth Proportional to 155,049.73, 232,263.20 and 70,693.86

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Solution

The fourth proportional to 155,049.73, 232,263.20 and 70,693.86 is: 105,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,049.73 : 232,263.20 = 70,693.86 : x
  2. Step 2: Convert to fraction form
    155,049.73/232,263.20 = 70,693.86/x
  3. Step 3: Cross multiply
    155,049.73x = 232,263.20 × 70,693.86
  4. Step 4: Simplify right side
    155,049.73x = 16,419,582,143.95
  5. Step 5: Solve for x
    x = 16,419,582,143.95/155,049.73
  6. Step 6: Final answer
    x = 105,898.81

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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.