Home / 126,822.92-175,021.14-70,234.28

Finding the Fourth Proportional to 126,822.92, 175,021.14 and 70,234.28

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Solution

The fourth proportional to 126,822.92, 175,021.14 and 70,234.28 is: 96,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,822.92 : 175,021.14 = 70,234.28 : x
  2. Step 2: Convert to fraction form
    126,822.92/175,021.14 = 70,234.28/x
  3. Step 3: Cross multiply
    126,822.92x = 175,021.14 × 70,234.28
  4. Step 4: Simplify right side
    126,822.92x = 12,292,483,752.68
  5. Step 5: Solve for x
    x = 12,292,483,752.68/126,822.92
  6. Step 6: Final answer
    x = 96,926.36

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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.