Home / 126,863.76-175,069.63-73,151.04

Finding the Fourth Proportional to 126,863.76, 175,069.63 and 73,151.04

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Solution

The fourth proportional to 126,863.76, 175,069.63 and 73,151.04 is: 100,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,863.76 : 175,069.63 = 73,151.04 : x
  2. Step 2: Convert to fraction form
    126,863.76/175,069.63 = 73,151.04/x
  3. Step 3: Cross multiply
    126,863.76x = 175,069.63 × 73,151.04
  4. Step 4: Simplify right side
    126,863.76x = 12,806,525,506.92
  5. Step 5: Solve for x
    x = 12,806,525,506.92/126,863.76
  6. Step 6: Final answer
    x = 100,947.08

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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.