Home / 70,190.28-96,862.60-38,359.17

Finding the Fourth Proportional to 70,190.28, 96,862.60 and 38,359.17

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Solution

The fourth proportional to 70,190.28, 96,862.60 and 38,359.17 is: 52,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,190.28 : 96,862.60 = 38,359.17 : x
  2. Step 2: Convert to fraction form
    70,190.28/96,862.60 = 38,359.17/x
  3. Step 3: Cross multiply
    70,190.28x = 96,862.60 × 38,359.17
  4. Step 4: Simplify right side
    70,190.28x = 3,715,568,987.99
  5. Step 5: Solve for x
    x = 3,715,568,987.99/70,190.28
  6. Step 6: Final answer
    x = 52,935.66

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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.