Home / 195,007.60-268,843.62-123,351.76

Finding the Fourth Proportional to 195,007.60, 268,843.62 and 123,351.76

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Solution

The fourth proportional to 195,007.60, 268,843.62 and 123,351.76 is: 170,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,007.60 : 268,843.62 = 123,351.76 : x
  2. Step 2: Convert to fraction form
    195,007.60/268,843.62 = 123,351.76/x
  3. Step 3: Cross multiply
    195,007.60x = 268,843.62 × 123,351.76
  4. Step 4: Simplify right side
    195,007.60x = 33,162,333,691.77
  5. Step 5: Solve for x
    x = 33,162,333,691.77/195,007.60
  6. Step 6: Final answer
    x = 170,056.62

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1.5x scale

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.