Home / 84,589.67-116,680.95-54,414.33

Finding the Fourth Proportional to 84,589.67, 116,680.95 and 54,414.33

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Solution

The fourth proportional to 84,589.67, 116,680.95 and 54,414.33 is: 75,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,589.67 : 116,680.95 = 54,414.33 : x
  2. Step 2: Convert to fraction form
    84,589.67/116,680.95 = 54,414.33/x
  3. Step 3: Cross multiply
    84,589.67x = 116,680.95 × 54,414.33
  4. Step 4: Simplify right side
    84,589.67x = 6,349,115,718.01
  5. Step 5: Solve for x
    x = 6,349,115,718.01/84,589.67
  6. Step 6: Final answer
    x = 75,057.82

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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.