Home / 151,451.56-227,060.70-72,525.16

Finding the Fourth Proportional to 151,451.56, 227,060.70 and 72,525.16

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Solution

The fourth proportional to 151,451.56, 227,060.70 and 72,525.16 is: 108,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,451.56 : 227,060.70 = 72,525.16 : x
  2. Step 2: Convert to fraction form
    151,451.56/227,060.70 = 72,525.16/x
  3. Step 3: Cross multiply
    151,451.56x = 227,060.70 × 72,525.16
  4. Step 4: Simplify right side
    151,451.56x = 16,467,613,597.21
  5. Step 5: Solve for x
    x = 16,467,613,597.21/151,451.56
  6. Step 6: Final answer
    x = 108,731.88

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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.