Home / 126,820.92-175,018.38-70,232.28

Finding the Fourth Proportional to 126,820.92, 175,018.38 and 70,232.28

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Solution

The fourth proportional to 126,820.92, 175,018.38 and 70,232.28 is: 96,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,820.92 : 175,018.38 = 70,232.28 : x
  2. Step 2: Convert to fraction form
    126,820.92/175,018.38 = 70,232.28/x
  3. Step 3: Cross multiply
    126,820.92x = 175,018.38 × 70,232.28
  4. Step 4: Simplify right side
    126,820.92x = 12,291,939,869.31
  5. Step 5: Solve for x
    x = 12,291,939,869.31/126,820.92
  6. Step 6: Final answer
    x = 96,923.60

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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.