Home / 75,529.60-113,326.80-38,593.60

Finding the Fourth Proportional to 75,529.60, 113,326.80 and 38,593.60

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Solution

The fourth proportional to 75,529.60, 113,326.80 and 38,593.60 is: 57,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,529.60 : 113,326.80 = 38,593.60 : x
  2. Step 2: Convert to fraction form
    75,529.60/113,326.80 = 38,593.60/x
  3. Step 3: Cross multiply
    75,529.60x = 113,326.80 × 38,593.60
  4. Step 4: Simplify right side
    75,529.60x = 4,373,689,188.48
  5. Step 5: Solve for x
    x = 4,373,689,188.48/75,529.60
  6. Step 6: Final answer
    x = 57,906.96

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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.