Home / 372,581.02-558,927.42-172,921.96

Finding the Fourth Proportional to 372,581.02, 558,927.42 and 172,921.96

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Solution

The fourth proportional to 372,581.02, 558,927.42 and 172,921.96 is: 259,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,581.02 : 558,927.42 = 172,921.96 : x
  2. Step 2: Convert to fraction form
    372,581.02/558,927.42 = 172,921.96/x
  3. Step 3: Cross multiply
    372,581.02x = 558,927.42 × 172,921.96
  4. Step 4: Simplify right side
    372,581.02x = 96,650,824,964.14
  5. Step 5: Solve for x
    x = 96,650,824,964.14/372,581.02
  6. Step 6: Final answer
    x = 259,408.88

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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.