Home / 48,390.60-66,777.30-27,170.76

Finding the Fourth Proportional to 48,390.60, 66,777.30 and 27,170.76

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Solution

The fourth proportional to 48,390.60, 66,777.30 and 27,170.76 is: 37,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,390.60 : 66,777.30 = 27,170.76 : x
  2. Step 2: Convert to fraction form
    48,390.60/66,777.30 = 27,170.76/x
  3. Step 3: Cross multiply
    48,390.60x = 66,777.30 × 27,170.76
  4. Step 4: Simplify right side
    48,390.60x = 1,814,389,991.75
  5. Step 5: Solve for x
    x = 1,814,389,991.75/48,390.60
  6. Step 6: Final answer
    x = 37,494.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.