Home / 165,726.12-248,618.40-60,691.80

Finding the Fourth Proportional to 165,726.12, 248,618.40 and 60,691.80

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Solution

The fourth proportional to 165,726.12, 248,618.40 and 60,691.80 is: 91,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,726.12 : 248,618.40 = 60,691.80 : x
  2. Step 2: Convert to fraction form
    165,726.12/248,618.40 = 60,691.80/x
  3. Step 3: Cross multiply
    165,726.12x = 248,618.40 × 60,691.80
  4. Step 4: Simplify right side
    165,726.12x = 15,089,098,209.12
  5. Step 5: Solve for x
    x = 15,089,098,209.12/165,726.12
  6. Step 6: Final answer
    x = 91,048.40

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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.