Home / 69,694.29-96,170.40-38,648.76

Finding the Fourth Proportional to 69,694.29, 96,170.40 and 38,648.76

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Solution

The fourth proportional to 69,694.29, 96,170.40 and 38,648.76 is: 53,331.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,694.29 : 96,170.40 = 38,648.76 : x
  2. Step 2: Convert to fraction form
    69,694.29/96,170.40 = 38,648.76/x
  3. Step 3: Cross multiply
    69,694.29x = 96,170.40 × 38,648.76
  4. Step 4: Simplify right side
    69,694.29x = 3,716,866,708.70
  5. Step 5: Solve for x
    x = 3,716,866,708.70/69,694.29
  6. Step 6: Final answer
    x = 53,331.01

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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.