Home / 126,242.08-174,219.68-69,650.08

Finding the Fourth Proportional to 126,242.08, 174,219.68 and 69,650.08

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Solution

The fourth proportional to 126,242.08, 174,219.68 and 69,650.08 is: 96,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,242.08 : 174,219.68 = 69,650.08 : x
  2. Step 2: Convert to fraction form
    126,242.08/174,219.68 = 69,650.08/x
  3. Step 3: Cross multiply
    126,242.08x = 174,219.68 × 69,650.08
  4. Step 4: Simplify right side
    126,242.08x = 12,134,414,649.57
  5. Step 5: Solve for x
    x = 12,134,414,649.57/126,242.08
  6. Step 6: Final answer
    x = 96,120.21

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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.