Home / 40,986.72-61,480.08-27,132.48

Finding the Fourth Proportional to 40,986.72, 61,480.08 and 27,132.48

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Solution

The fourth proportional to 40,986.72, 61,480.08 and 27,132.48 is: 40,698.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,986.72 : 61,480.08 = 27,132.48 : x
  2. Step 2: Convert to fraction form
    40,986.72/61,480.08 = 27,132.48/x
  3. Step 3: Cross multiply
    40,986.72x = 61,480.08 × 27,132.48
  4. Step 4: Simplify right side
    40,986.72x = 1,668,107,041.00
  5. Step 5: Solve for x
    x = 1,668,107,041.00/40,986.72
  6. Step 6: Final answer
    x = 40,698.72

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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.