Home / 132,981.52-199,433.24-109,549.84

Finding the Fourth Proportional to 132,981.52, 199,433.24 and 109,549.84

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Solution

The fourth proportional to 132,981.52, 199,433.24 and 109,549.84 is: 164,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,981.52 : 199,433.24 = 109,549.84 : x
  2. Step 2: Convert to fraction form
    132,981.52/199,433.24 = 109,549.84/x
  3. Step 3: Cross multiply
    132,981.52x = 199,433.24 × 109,549.84
  4. Step 4: Simplify right side
    132,981.52x = 21,847,879,532.68
  5. Step 5: Solve for x
    x = 21,847,879,532.68/132,981.52
  6. Step 6: Final answer
    x = 164,292.60

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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.