Home / 57,836.52-86,655.65-38,825.55

Finding the Fourth Proportional to 57,836.52, 86,655.65 and 38,825.55

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Solution

The fourth proportional to 57,836.52, 86,655.65 and 38,825.55 is: 58,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,836.52 : 86,655.65 = 38,825.55 : x
  2. Step 2: Convert to fraction form
    57,836.52/86,655.65 = 38,825.55/x
  3. Step 3: Cross multiply
    57,836.52x = 86,655.65 × 38,825.55
  4. Step 4: Simplify right side
    57,836.52x = 3,364,453,077.73
  5. Step 5: Solve for x
    x = 3,364,453,077.73/57,836.52
  6. Step 6: Final answer
    x = 58,171.78

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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.