Home / 126,284.97-174,272.13-68,923.74

Finding the Fourth Proportional to 126,284.97, 174,272.13 and 68,923.74

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Solution

The fourth proportional to 126,284.97, 174,272.13 and 68,923.74 is: 95,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,284.97 : 174,272.13 = 68,923.74 : x
  2. Step 2: Convert to fraction form
    126,284.97/174,272.13 = 68,923.74/x
  3. Step 3: Cross multiply
    126,284.97x = 174,272.13 × 68,923.74
  4. Step 4: Simplify right side
    126,284.97x = 12,011,486,977.37
  5. Step 5: Solve for x
    x = 12,011,486,977.37/126,284.97
  6. Step 6: Final answer
    x = 95,114.15

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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.