Home / 81,725.00-122,594.55-22,560.68

Finding the Fourth Proportional to 81,725.00, 122,594.55 and 22,560.68

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Solution

The fourth proportional to 81,725.00, 122,594.55 and 22,560.68 is: 33,842.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,725.00 : 122,594.55 = 22,560.68 : x
  2. Step 2: Convert to fraction form
    81,725.00/122,594.55 = 22,560.68/x
  3. Step 3: Cross multiply
    81,725.00x = 122,594.55 × 22,560.68
  4. Step 4: Simplify right side
    81,725.00x = 2,765,815,686.52
  5. Step 5: Solve for x
    x = 2,765,815,686.52/81,725.00
  6. Step 6: Final answer
    x = 33,842.96

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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.