Home / 40,379.26-60,600.64-27,986.42

Finding the Fourth Proportional to 40,379.26, 60,600.64 and 27,986.42

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Solution

The fourth proportional to 40,379.26, 60,600.64 and 27,986.42 is: 42,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.26 : 60,600.64 = 27,986.42 : x
  2. Step 2: Convert to fraction form
    40,379.26/60,600.64 = 27,986.42/x
  3. Step 3: Cross multiply
    40,379.26x = 60,600.64 × 27,986.42
  4. Step 4: Simplify right side
    40,379.26x = 1,695,994,963.31
  5. Step 5: Solve for x
    x = 1,695,994,963.31/40,379.26
  6. Step 6: Final answer
    x = 42,001.64

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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.