Home / 165,720.62-248,610.15-60,686.30

Finding the Fourth Proportional to 165,720.62, 248,610.15 and 60,686.30

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Solution

The fourth proportional to 165,720.62, 248,610.15 and 60,686.30 is: 91,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,720.62 : 248,610.15 = 60,686.30 : x
  2. Step 2: Convert to fraction form
    165,720.62/248,610.15 = 60,686.30/x
  3. Step 3: Cross multiply
    165,720.62x = 248,610.15 × 60,686.30
  4. Step 4: Simplify right side
    165,720.62x = 15,087,230,145.95
  5. Step 5: Solve for x
    x = 15,087,230,145.95/165,720.62
  6. Step 6: Final answer
    x = 91,040.15

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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.