Home / 130,655.84-195,851.42-88,540.18

Finding the Fourth Proportional to 130,655.84, 195,851.42 and 88,540.18

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Solution

The fourth proportional to 130,655.84, 195,851.42 and 88,540.18 is: 132,720.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,655.84 : 195,851.42 = 88,540.18 : x
  2. Step 2: Convert to fraction form
    130,655.84/195,851.42 = 88,540.18/x
  3. Step 3: Cross multiply
    130,655.84x = 195,851.42 × 88,540.18
  4. Step 4: Simplify right side
    130,655.84x = 17,340,720,833.96
  5. Step 5: Solve for x
    x = 17,340,720,833.96/130,655.84
  6. Step 6: Final answer
    x = 132,720.59

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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.