Home / 126,799.47-174,982.98-73,084.11

Finding the Fourth Proportional to 126,799.47, 174,982.98 and 73,084.11

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Solution

The fourth proportional to 126,799.47, 174,982.98 and 73,084.11 is: 100,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,799.47 : 174,982.98 = 73,084.11 : x
  2. Step 2: Convert to fraction form
    126,799.47/174,982.98 = 73,084.11/x
  3. Step 3: Cross multiply
    126,799.47x = 174,982.98 × 73,084.11
  4. Step 4: Simplify right side
    126,799.47x = 12,788,475,358.45
  5. Step 5: Solve for x
    x = 12,788,475,358.45/126,799.47
  6. Step 6: Final answer
    x = 100,855.91

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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.