Home / 126,799.63-174,983.42-70,211.00

Finding the Fourth Proportional to 126,799.63, 174,983.42 and 70,211.00

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Solution

The fourth proportional to 126,799.63, 174,983.42 and 70,211.00 is: 96,891.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,799.63 : 174,983.42 = 70,211.00 : x
  2. Step 2: Convert to fraction form
    126,799.63/174,983.42 = 70,211.00/x
  3. Step 3: Cross multiply
    126,799.63x = 174,983.42 × 70,211.00
  4. Step 4: Simplify right side
    126,799.63x = 12,285,761,514.61
  5. Step 5: Solve for x
    x = 12,285,761,514.61/126,799.63
  6. Step 6: Final answer
    x = 96,891.15

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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.