Home / 126,255.84-174,233.88-68,899.20

Finding the Fourth Proportional to 126,255.84, 174,233.88 and 68,899.20

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Solution

The fourth proportional to 126,255.84, 174,233.88 and 68,899.20 is: 95,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,255.84 : 174,233.88 = 68,899.20 : x
  2. Step 2: Convert to fraction form
    126,255.84/174,233.88 = 68,899.20/x
  3. Step 3: Cross multiply
    126,255.84x = 174,233.88 × 68,899.20
  4. Step 4: Simplify right side
    126,255.84x = 12,004,574,944.90
  5. Step 5: Solve for x
    x = 12,004,574,944.90/126,255.84
  6. Step 6: Final answer
    x = 95,081.34

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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.