Home / 40,178.60-60,265.49-17,986.02

Finding the Fourth Proportional to 40,178.60, 60,265.49 and 17,986.02

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Solution

The fourth proportional to 40,178.60, 60,265.49 and 17,986.02 is: 26,977.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,178.60 : 60,265.49 = 17,986.02 : x
  2. Step 2: Convert to fraction form
    40,178.60/60,265.49 = 17,986.02/x
  3. Step 3: Cross multiply
    40,178.60x = 60,265.49 × 17,986.02
  4. Step 4: Simplify right side
    40,178.60x = 1,083,935,992.52
  5. Step 5: Solve for x
    x = 1,083,935,992.52/40,178.60
  6. Step 6: Final answer
    x = 26,977.94

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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.