Home / 130,781.88-196,265.97-59,714.10

Finding the Fourth Proportional to 130,781.88, 196,265.97 and 59,714.10

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Solution

The fourth proportional to 130,781.88, 196,265.97 and 59,714.10 is: 89,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,781.88 : 196,265.97 = 59,714.10 : x
  2. Step 2: Convert to fraction form
    130,781.88/196,265.97 = 59,714.10/x
  3. Step 3: Cross multiply
    130,781.88x = 196,265.97 × 59,714.10
  4. Step 4: Simplify right side
    130,781.88x = 11,719,845,759.18
  5. Step 5: Solve for x
    x = 11,719,845,759.18/130,781.88
  6. Step 6: Final answer
    x = 89,613.68

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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.