Home / 83,600.07-115,366.56-47,301.14

Finding the Fourth Proportional to 83,600.07, 115,366.56 and 47,301.14

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Solution

The fourth proportional to 83,600.07, 115,366.56 and 47,301.14 is: 65,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,600.07 : 115,366.56 = 47,301.14 : x
  2. Step 2: Convert to fraction form
    83,600.07/115,366.56 = 47,301.14/x
  3. Step 3: Cross multiply
    83,600.07x = 115,366.56 × 47,301.14
  4. Step 4: Simplify right side
    83,600.07x = 5,456,969,229.05
  5. Step 5: Solve for x
    x = 5,456,969,229.05/83,600.07
  6. Step 6: Final answer
    x = 65,274.70

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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.