Home / 77,701.95-116,540.37-27,773.55

Finding the Fourth Proportional to 77,701.95, 116,540.37 and 27,773.55

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Solution

The fourth proportional to 77,701.95, 116,540.37 and 27,773.55 is: 41,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,701.95 : 116,540.37 = 27,773.55 : x
  2. Step 2: Convert to fraction form
    77,701.95/116,540.37 = 27,773.55/x
  3. Step 3: Cross multiply
    77,701.95x = 116,540.37 × 27,773.55
  4. Step 4: Simplify right side
    77,701.95x = 3,236,739,793.21
  5. Step 5: Solve for x
    x = 3,236,739,793.21/77,701.95
  6. Step 6: Final answer
    x = 41,655.84

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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.