Home / 180,332.66-270,517.03-61,988.42

Finding the Fourth Proportional to 180,332.66, 270,517.03 and 61,988.42

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Solution

The fourth proportional to 180,332.66, 270,517.03 and 61,988.42 is: 92,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,332.66 : 270,517.03 = 61,988.42 : x
  2. Step 2: Convert to fraction form
    180,332.66/270,517.03 = 61,988.42/x
  3. Step 3: Cross multiply
    180,332.66x = 270,517.03 × 61,988.42
  4. Step 4: Simplify right side
    180,332.66x = 16,768,923,272.79
  5. Step 5: Solve for x
    x = 16,768,923,272.79/180,332.66
  6. Step 6: Final answer
    x = 92,988.83

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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.