Home / 70,168.71-96,833.16-38,338.14

Finding the Fourth Proportional to 70,168.71, 96,833.16 and 38,338.14

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Solution

The fourth proportional to 70,168.71, 96,833.16 and 38,338.14 is: 52,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168.71 : 96,833.16 = 38,338.14 : x
  2. Step 2: Convert to fraction form
    70,168.71/96,833.16 = 38,338.14/x
  3. Step 3: Cross multiply
    70,168.71x = 96,833.16 × 38,338.14
  4. Step 4: Simplify right side
    70,168.71x = 3,712,403,244.72
  5. Step 5: Solve for x
    x = 3,712,403,244.72/70,168.71
  6. Step 6: Final answer
    x = 52,906.82

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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.