Home / 66,924.41-100,327.08-25,400.57

Finding the Fourth Proportional to 66,924.41, 100,327.08 and 25,400.57

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Solution

The fourth proportional to 66,924.41, 100,327.08 and 25,400.57 is: 38,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924.41 : 100,327.08 = 25,400.57 : x
  2. Step 2: Convert to fraction form
    66,924.41/100,327.08 = 25,400.57/x
  3. Step 3: Cross multiply
    66,924.41x = 100,327.08 × 25,400.57
  4. Step 4: Simplify right side
    66,924.41x = 2,548,365,018.44
  5. Step 5: Solve for x
    x = 2,548,365,018.44/66,924.41
  6. Step 6: Final answer
    x = 38,078.26

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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.