Home / 70,062.30-96,685.11-38,230.47

Finding the Fourth Proportional to 70,062.30, 96,685.11 and 38,230.47

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Solution

The fourth proportional to 70,062.30, 96,685.11 and 38,230.47 is: 52,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,062.30 : 96,685.11 = 38,230.47 : x
  2. Step 2: Convert to fraction form
    70,062.30/96,685.11 = 38,230.47/x
  3. Step 3: Cross multiply
    70,062.30x = 96,685.11 × 38,230.47
  4. Step 4: Simplify right side
    70,062.30x = 3,696,317,197.30
  5. Step 5: Solve for x
    x = 3,696,317,197.30/70,062.30
  6. Step 6: Final answer
    x = 52,757.58

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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.