Home / 57,727.60-86,591.40-39,016.60

Finding the Fourth Proportional to 57,727.60, 86,591.40 and 39,016.60

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Solution

The fourth proportional to 57,727.60, 86,591.40 and 39,016.60 is: 58,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,727.60 : 86,591.40 = 39,016.60 : x
  2. Step 2: Convert to fraction form
    57,727.60/86,591.40 = 39,016.60/x
  3. Step 3: Cross multiply
    57,727.60x = 86,591.40 × 39,016.60
  4. Step 4: Simplify right side
    57,727.60x = 3,378,502,017.24
  5. Step 5: Solve for x
    x = 3,378,502,017.24/57,727.60
  6. Step 6: Final answer
    x = 58,524.90

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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.