Home / 40,764.85-56,231.65-25,633.55

Finding the Fourth Proportional to 40,764.85, 56,231.65 and 25,633.55

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Solution

The fourth proportional to 40,764.85, 56,231.65 and 25,633.55 is: 35,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.85 : 56,231.65 = 25,633.55 : x
  2. Step 2: Convert to fraction form
    40,764.85/56,231.65 = 25,633.55/x
  3. Step 3: Cross multiply
    40,764.85x = 56,231.65 × 25,633.55
  4. Step 4: Simplify right side
    40,764.85x = 1,441,416,811.86
  5. Step 5: Solve for x
    x = 1,441,416,811.86/40,764.85
  6. Step 6: Final answer
    x = 35,359.31

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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.