Home / 83,359.68-115,025.62-47,547.56

Finding the Fourth Proportional to 83,359.68, 115,025.62 and 47,547.56

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Solution

The fourth proportional to 83,359.68, 115,025.62 and 47,547.56 is: 65,609.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,359.68 : 115,025.62 = 47,547.56 : x
  2. Step 2: Convert to fraction form
    83,359.68/115,025.62 = 47,547.56/x
  3. Step 3: Cross multiply
    83,359.68x = 115,025.62 × 47,547.56
  4. Step 4: Simplify right side
    83,359.68x = 5,469,187,179.31
  5. Step 5: Solve for x
    x = 5,469,187,179.31/83,359.68
  6. Step 6: Final answer
    x = 65,609.50

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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.