Home / 81,833.67-122,521.95-44,259.12

Finding the Fourth Proportional to 81,833.67, 122,521.95 and 44,259.12

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Solution

The fourth proportional to 81,833.67, 122,521.95 and 44,259.12 is: 66,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,833.67 : 122,521.95 = 44,259.12 : x
  2. Step 2: Convert to fraction form
    81,833.67/122,521.95 = 44,259.12/x
  3. Step 3: Cross multiply
    81,833.67x = 122,521.95 × 44,259.12
  4. Step 4: Simplify right side
    81,833.67x = 5,422,713,687.68
  5. Step 5: Solve for x
    x = 5,422,713,687.68/81,833.67
  6. Step 6: Final answer
    x = 66,265.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.