Home / 40,199.96-60,291.68-15,231.40

Finding the Fourth Proportional to 40,199.96, 60,291.68 and 15,231.40

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Solution

The fourth proportional to 40,199.96, 60,291.68 and 15,231.40 is: 22,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.96 : 60,291.68 = 15,231.40 : x
  2. Step 2: Convert to fraction form
    40,199.96/60,291.68 = 15,231.40/x
  3. Step 3: Cross multiply
    40,199.96x = 60,291.68 × 15,231.40
  4. Step 4: Simplify right side
    40,199.96x = 918,326,694.75
  5. Step 5: Solve for x
    x = 918,326,694.75/40,199.96
  6. Step 6: Final answer
    x = 22,843.97

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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.