Home / 83,762.73-115,589.39-47,956.08

Finding the Fourth Proportional to 83,762.73, 115,589.39 and 47,956.08

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Solution

The fourth proportional to 83,762.73, 115,589.39 and 47,956.08 is: 66,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,762.73 : 115,589.39 = 47,956.08 : x
  2. Step 2: Convert to fraction form
    83,762.73/115,589.39 = 47,956.08/x
  3. Step 3: Cross multiply
    83,762.73x = 115,589.39 × 47,956.08
  4. Step 4: Simplify right side
    83,762.73x = 5,543,213,794.21
  5. Step 5: Solve for x
    x = 5,543,213,794.21/83,762.73
  6. Step 6: Final answer
    x = 66,177.57

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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.