Home / 126,700.24-174,849.96-70,116.88

Finding the Fourth Proportional to 126,700.24, 174,849.96 and 70,116.88

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Solution

The fourth proportional to 126,700.24, 174,849.96 and 70,116.88 is: 96,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,700.24 : 174,849.96 = 70,116.88 : x
  2. Step 2: Convert to fraction form
    126,700.24/174,849.96 = 70,116.88/x
  3. Step 3: Cross multiply
    126,700.24x = 174,849.96 × 70,116.88
  4. Step 4: Simplify right side
    126,700.24x = 12,259,933,663.32
  5. Step 5: Solve for x
    x = 12,259,933,663.32/126,700.24
  6. Step 6: Final answer
    x = 96,763.30

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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.