Home / 186,696.27-280,013.63-80,097.44

Finding the Fourth Proportional to 186,696.27, 280,013.63 and 80,097.44

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Solution

The fourth proportional to 186,696.27, 280,013.63 and 80,097.44 is: 120,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,696.27 : 280,013.63 = 80,097.44 : x
  2. Step 2: Convert to fraction form
    186,696.27/280,013.63 = 80,097.44/x
  3. Step 3: Cross multiply
    186,696.27x = 280,013.63 × 80,097.44
  4. Step 4: Simplify right side
    186,696.27x = 22,428,373,127.55
  5. Step 5: Solve for x
    x = 22,428,373,127.55/186,696.27
  6. Step 6: Final answer
    x = 120,132.95

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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.