Home / 40,291.88-60,416.96-18,086.14

Finding the Fourth Proportional to 40,291.88, 60,416.96 and 18,086.14

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Solution

The fourth proportional to 40,291.88, 60,416.96 and 18,086.14 is: 27,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,291.88 : 60,416.96 = 18,086.14 : x
  2. Step 2: Convert to fraction form
    40,291.88/60,416.96 = 18,086.14/x
  3. Step 3: Cross multiply
    40,291.88x = 60,416.96 × 18,086.14
  4. Step 4: Simplify right side
    40,291.88x = 1,092,709,394.78
  5. Step 5: Solve for x
    x = 1,092,709,394.78/40,291.88
  6. Step 6: Final answer
    x = 27,119.84

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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.