Home / 83,557.96-115,324.73-49,585.19

Finding the Fourth Proportional to 83,557.96, 115,324.73 and 49,585.19

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Solution

The fourth proportional to 83,557.96, 115,324.73 and 49,585.19 is: 68,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,557.96 : 115,324.73 = 49,585.19 : x
  2. Step 2: Convert to fraction form
    83,557.96/115,324.73 = 49,585.19/x
  3. Step 3: Cross multiply
    83,557.96x = 115,324.73 × 49,585.19
  4. Step 4: Simplify right side
    83,557.96x = 5,718,398,334.49
  5. Step 5: Solve for x
    x = 5,718,398,334.49/83,557.96
  6. Step 6: Final answer
    x = 68,436.31

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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.