Home / 40,540.16-60,754.24-19,493.12

Finding the Fourth Proportional to 40,540.16, 60,754.24 and 19,493.12

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Solution

The fourth proportional to 40,540.16, 60,754.24 and 19,493.12 is: 29,212.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,540.16 : 60,754.24 = 19,493.12 : x
  2. Step 2: Convert to fraction form
    40,540.16/60,754.24 = 19,493.12/x
  3. Step 3: Cross multiply
    40,540.16x = 60,754.24 × 19,493.12
  4. Step 4: Simplify right side
    40,540.16x = 1,184,289,690.83
  5. Step 5: Solve for x
    x = 1,184,289,690.83/40,540.16
  6. Step 6: Final answer
    x = 29,212.75

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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.