Home / 126,874.17-175,084.40-69,513.03

Finding the Fourth Proportional to 126,874.17, 175,084.40 and 69,513.03

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Solution

The fourth proportional to 126,874.17, 175,084.40 and 69,513.03 is: 95,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,874.17 : 175,084.40 = 69,513.03 : x
  2. Step 2: Convert to fraction form
    126,874.17/175,084.40 = 69,513.03/x
  3. Step 3: Cross multiply
    126,874.17x = 175,084.40 × 69,513.03
  4. Step 4: Simplify right side
    126,874.17x = 12,170,646,802.17
  5. Step 5: Solve for x
    x = 12,170,646,802.17/126,874.17
  6. Step 6: Final answer
    x = 95,926.91

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1.5x scale

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.