Home / 126,106.68-174,027.06-69,519

Finding the Fourth Proportional to 126,106.68, 174,027.06 and 69,519

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Solution

The fourth proportional to 126,106.68, 174,027.06 and 69,519 is: 95,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,106.68 : 174,027.06 = 69,519 : x
  2. Step 2: Convert to fraction form
    126,106.68/174,027.06 = 69,519/x
  3. Step 3: Cross multiply
    126,106.68x = 174,027.06 × 69,519
  4. Step 4: Simplify right side
    126,106.68x = 12,098,187,184.14
  5. Step 5: Solve for x
    x = 12,098,187,184.14/126,106.68
  6. Step 6: Final answer
    x = 95,936.13

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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.