Home / 181,490.25-272,236.85-63,078.55

Finding the Fourth Proportional to 181,490.25, 272,236.85 and 63,078.55

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Solution

The fourth proportional to 181,490.25, 272,236.85 and 63,078.55 is: 94,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,490.25 : 272,236.85 = 63,078.55 : x
  2. Step 2: Convert to fraction form
    181,490.25/272,236.85 = 63,078.55/x
  3. Step 3: Cross multiply
    181,490.25x = 272,236.85 × 63,078.55
  4. Step 4: Simplify right side
    181,490.25x = 17,172,304,995.13
  5. Step 5: Solve for x
    x = 17,172,304,995.13/181,490.25
  6. Step 6: Final answer
    x = 94,618.34

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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.