Home / 40,310.85-55,653.87-25,975.74

Finding the Fourth Proportional to 40,310.85, 55,653.87 and 25,975.74

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Solution

The fourth proportional to 40,310.85, 55,653.87 and 25,975.74 is: 35,862.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.85 : 55,653.87 = 25,975.74 : x
  2. Step 2: Convert to fraction form
    40,310.85/55,653.87 = 25,975.74/x
  3. Step 3: Cross multiply
    40,310.85x = 55,653.87 × 25,975.74
  4. Step 4: Simplify right side
    40,310.85x = 1,445,650,327.24
  5. Step 5: Solve for x
    x = 1,445,650,327.24/40,310.85
  6. Step 6: Final answer
    x = 35,862.56

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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.