Home / 126,132.07-174,063.61-68,770.92

Finding the Fourth Proportional to 126,132.07, 174,063.61 and 68,770.92

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Solution

The fourth proportional to 126,132.07, 174,063.61 and 68,770.92 is: 94,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,132.07 : 174,063.61 = 68,770.92 : x
  2. Step 2: Convert to fraction form
    126,132.07/174,063.61 = 68,770.92/x
  3. Step 3: Cross multiply
    126,132.07x = 174,063.61 × 68,770.92
  4. Step 4: Simplify right side
    126,132.07x = 11,970,514,598.22
  5. Step 5: Solve for x
    x = 11,970,514,598.22/126,132.07
  6. Step 6: Final answer
    x = 94,904.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.