Home / 126,286.97-174,274.89-68,925.74

Finding the Fourth Proportional to 126,286.97, 174,274.89 and 68,925.74

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Solution

The fourth proportional to 126,286.97, 174,274.89 and 68,925.74 is: 95,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,286.97 : 174,274.89 = 68,925.74 : x
  2. Step 2: Convert to fraction form
    126,286.97/174,274.89 = 68,925.74/x
  3. Step 3: Cross multiply
    126,286.97x = 174,274.89 × 68,925.74
  4. Step 4: Simplify right side
    126,286.97x = 12,012,025,756.67
  5. Step 5: Solve for x
    x = 12,012,025,756.67/126,286.97
  6. Step 6: Final answer
    x = 95,116.91

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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.