Home / 151,541.60-227,450.10-76,713.80

Finding the Fourth Proportional to 151,541.60, 227,450.10 and 76,713.80

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Solution

The fourth proportional to 151,541.60, 227,450.10 and 76,713.80 is: 115,140.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,541.60 : 227,450.10 = 76,713.80 : x
  2. Step 2: Convert to fraction form
    151,541.60/227,450.10 = 76,713.80/x
  3. Step 3: Cross multiply
    151,541.60x = 227,450.10 × 76,713.80
  4. Step 4: Simplify right side
    151,541.60x = 17,448,561,481.38
  5. Step 5: Solve for x
    x = 17,448,561,481.38/151,541.60
  6. Step 6: Final answer
    x = 115,140.41

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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.