Home / 126,109.17-174,029.51-69,520.55

Finding the Fourth Proportional to 126,109.17, 174,029.51 and 69,520.55

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Solution

The fourth proportional to 126,109.17, 174,029.51 and 69,520.55 is: 95,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,109.17 : 174,029.51 = 69,520.55 : x
  2. Step 2: Convert to fraction form
    126,109.17/174,029.51 = 69,520.55/x
  3. Step 3: Cross multiply
    126,109.17x = 174,029.51 × 69,520.55
  4. Step 4: Simplify right side
    126,109.17x = 12,098,626,555.08
  5. Step 5: Solve for x
    x = 12,098,626,555.08/126,109.17
  6. Step 6: Final answer
    x = 95,937.72

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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.