Home / 69,074.34-95,322.74-40,781.85

Finding the Fourth Proportional to 69,074.34, 95,322.74 and 40,781.85

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Solution

The fourth proportional to 69,074.34, 95,322.74 and 40,781.85 is: 56,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,074.34 : 95,322.74 = 40,781.85 : x
  2. Step 2: Convert to fraction form
    69,074.34/95,322.74 = 40,781.85/x
  3. Step 3: Cross multiply
    69,074.34x = 95,322.74 × 40,781.85
  4. Step 4: Simplify right side
    69,074.34x = 3,887,437,480.36
  5. Step 5: Solve for x
    x = 3,887,437,480.36/69,074.34
  6. Step 6: Final answer
    x = 56,279.04

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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.