Home / 56,684.90-85,028.75-27,105.86

Finding the Fourth Proportional to 56,684.90, 85,028.75 and 27,105.86

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Solution

The fourth proportional to 56,684.90, 85,028.75 and 27,105.86 is: 40,659.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,684.90 : 85,028.75 = 27,105.86 : x
  2. Step 2: Convert to fraction form
    56,684.90/85,028.75 = 27,105.86/x
  3. Step 3: Cross multiply
    56,684.90x = 85,028.75 × 27,105.86
  4. Step 4: Simplify right side
    56,684.90x = 2,304,777,393.48
  5. Step 5: Solve for x
    x = 2,304,777,393.48/56,684.90
  6. Step 6: Final answer
    x = 40,659.46

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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.