Home / 126,843.08-175,053.42-70,259.72

Finding the Fourth Proportional to 126,843.08, 175,053.42 and 70,259.72

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Solution

The fourth proportional to 126,843.08, 175,053.42 and 70,259.72 is: 96,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,843.08 : 175,053.42 = 70,259.72 : x
  2. Step 2: Convert to fraction form
    126,843.08/175,053.42 = 70,259.72/x
  3. Step 3: Cross multiply
    126,843.08x = 175,053.42 × 70,259.72
  4. Step 4: Simplify right side
    126,843.08x = 12,299,204,274.24
  5. Step 5: Solve for x
    x = 12,299,204,274.24/126,843.08
  6. Step 6: Final answer
    x = 96,963.94

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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.