Home / 154,743.87-232,182.62-83,716.55

Finding the Fourth Proportional to 154,743.87, 232,182.62 and 83,716.55

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Solution

The fourth proportional to 154,743.87, 232,182.62 and 83,716.55 is: 125,610.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,743.87 : 232,182.62 = 83,716.55 : x
  2. Step 2: Convert to fraction form
    154,743.87/232,182.62 = 83,716.55/x
  3. Step 3: Cross multiply
    154,743.87x = 232,182.62 × 83,716.55
  4. Step 4: Simplify right side
    154,743.87x = 19,437,526,336.87
  5. Step 5: Solve for x
    x = 19,437,526,336.87/154,743.87
  6. Step 6: Final answer
    x = 125,610.96

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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.