Home / 83,499.66-115,234.29-49,528.26

Finding the Fourth Proportional to 83,499.66, 115,234.29 and 49,528.26

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Solution

The fourth proportional to 83,499.66, 115,234.29 and 49,528.26 is: 68,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,499.66 : 115,234.29 = 49,528.26 : x
  2. Step 2: Convert to fraction form
    83,499.66/115,234.29 = 49,528.26/x
  3. Step 3: Cross multiply
    83,499.66x = 115,234.29 × 49,528.26
  4. Step 4: Simplify right side
    83,499.66x = 5,707,353,876.04
  5. Step 5: Solve for x
    x = 5,707,353,876.04/83,499.66
  6. Step 6: Final answer
    x = 68,351.82

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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.