Home / 126,867.68-175,075.92-68,723.32

Finding the Fourth Proportional to 126,867.68, 175,075.92 and 68,723.32

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Solution

The fourth proportional to 126,867.68, 175,075.92 and 68,723.32 is: 94,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,867.68 : 175,075.92 = 68,723.32 : x
  2. Step 2: Convert to fraction form
    126,867.68/175,075.92 = 68,723.32/x
  3. Step 3: Cross multiply
    126,867.68x = 175,075.92 × 68,723.32
  4. Step 4: Simplify right side
    126,867.68x = 12,031,798,474.45
  5. Step 5: Solve for x
    x = 12,031,798,474.45/126,867.68
  6. Step 6: Final answer
    x = 94,837.38

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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.