Home / 67,069.01-92,522.55-40,201.72

Finding the Fourth Proportional to 67,069.01, 92,522.55 and 40,201.72

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Solution

The fourth proportional to 67,069.01, 92,522.55 and 40,201.72 is: 55,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,069.01 : 92,522.55 = 40,201.72 : x
  2. Step 2: Convert to fraction form
    67,069.01/92,522.55 = 40,201.72/x
  3. Step 3: Cross multiply
    67,069.01x = 92,522.55 × 40,201.72
  4. Step 4: Simplify right side
    67,069.01x = 3,719,565,568.24
  5. Step 5: Solve for x
    x = 3,719,565,568.24/67,069.01
  6. Step 6: Final answer
    x = 55,458.78

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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.