Home / 126,875.17-175,085.77-69,514.03

Finding the Fourth Proportional to 126,875.17, 175,085.77 and 69,514.03

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Solution

The fourth proportional to 126,875.17, 175,085.77 and 69,514.03 is: 95,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,875.17 : 175,085.77 = 69,514.03 : x
  2. Step 2: Convert to fraction form
    126,875.17/175,085.77 = 69,514.03/x
  3. Step 3: Cross multiply
    126,875.17x = 175,085.77 × 69,514.03
  4. Step 4: Simplify right side
    126,875.17x = 12,170,917,468.35
  5. Step 5: Solve for x
    x = 12,170,917,468.35/126,875.17
  6. Step 6: Final answer
    x = 95,928.29

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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.