Home / 126,500.24-174,568.56-69,910.40

Finding the Fourth Proportional to 126,500.24, 174,568.56 and 69,910.40

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Solution

The fourth proportional to 126,500.24, 174,568.56 and 69,910.40 is: 96,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,500.24 : 174,568.56 = 69,910.40 : x
  2. Step 2: Convert to fraction form
    126,500.24/174,568.56 = 69,910.40/x
  3. Step 3: Cross multiply
    126,500.24x = 174,568.56 × 69,910.40
  4. Step 4: Simplify right side
    126,500.24x = 12,204,157,857.02
  5. Step 5: Solve for x
    x = 12,204,157,857.02/126,500.24
  6. Step 6: Final answer
    x = 96,475.37

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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.