Home / 306,726.06-423,273.72-170,760.02

Finding the Fourth Proportional to 306,726.06, 423,273.72 and 170,760.02

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Solution

The fourth proportional to 306,726.06, 423,273.72 and 170,760.02 is: 235,644.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,726.06 : 423,273.72 = 170,760.02 : x
  2. Step 2: Convert to fraction form
    306,726.06/423,273.72 = 170,760.02/x
  3. Step 3: Cross multiply
    306,726.06x = 423,273.72 × 170,760.02
  4. Step 4: Simplify right side
    306,726.06x = 72,278,228,892.67
  5. Step 5: Solve for x
    x = 72,278,228,892.67/306,726.06
  6. Step 6: Final answer
    x = 235,644.24

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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.