Home / 126,895.74-175,109-69,524.24

Finding the Fourth Proportional to 126,895.74, 175,109 and 69,524.24

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Solution

The fourth proportional to 126,895.74, 175,109 and 69,524.24 is: 95,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,895.74 : 175,109 = 69,524.24 : x
  2. Step 2: Convert to fraction form
    126,895.74/175,109 = 69,524.24/x
  3. Step 3: Cross multiply
    126,895.74x = 175,109 × 69,524.24
  4. Step 4: Simplify right side
    126,895.74x = 12,174,320,142.16
  5. Step 5: Solve for x
    x = 12,174,320,142.16/126,895.74
  6. Step 6: Final answer
    x = 95,939.55

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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.