Home / 40,115.95-55,342.62-24,191.55

Finding the Fourth Proportional to 40,115.95, 55,342.62 and 24,191.55

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Solution

The fourth proportional to 40,115.95, 55,342.62 and 24,191.55 is: 33,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.95 : 55,342.62 = 24,191.55 : x
  2. Step 2: Convert to fraction form
    40,115.95/55,342.62 = 24,191.55/x
  3. Step 3: Cross multiply
    40,115.95x = 55,342.62 × 24,191.55
  4. Step 4: Simplify right side
    40,115.95x = 1,338,823,758.86
  5. Step 5: Solve for x
    x = 1,338,823,758.86/40,115.95
  6. Step 6: Final answer
    x = 33,373.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.