Home / 40,370.24-55,704.72-25,255.60

Finding the Fourth Proportional to 40,370.24, 55,704.72 and 25,255.60

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Solution

The fourth proportional to 40,370.24, 55,704.72 and 25,255.60 is: 34,848.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.24 : 55,704.72 = 25,255.60 : x
  2. Step 2: Convert to fraction form
    40,370.24/55,704.72 = 25,255.60/x
  3. Step 3: Cross multiply
    40,370.24x = 55,704.72 × 25,255.60
  4. Step 4: Simplify right side
    40,370.24x = 1,406,856,126.43
  5. Step 5: Solve for x
    x = 1,406,856,126.43/40,370.24
  6. Step 6: Final answer
    x = 34,848.84

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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.