Home / 151,728.80-227,593.20-122,204.30

Finding the Fourth Proportional to 151,728.80, 227,593.20 and 122,204.30

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Solution

The fourth proportional to 151,728.80, 227,593.20 and 122,204.30 is: 183,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,728.80 : 227,593.20 = 122,204.30 : x
  2. Step 2: Convert to fraction form
    151,728.80/227,593.20 = 122,204.30/x
  3. Step 3: Cross multiply
    151,728.80x = 227,593.20 × 122,204.30
  4. Step 4: Simplify right side
    151,728.80x = 27,812,867,690.76
  5. Step 5: Solve for x
    x = 27,812,867,690.76/151,728.80
  6. Step 6: Final answer
    x = 183,306.45

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1.5x scale

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.