Home / 147,851.18-204,034.47-79,868.14

Finding the Fourth Proportional to 147,851.18, 204,034.47 and 79,868.14

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Solution

The fourth proportional to 147,851.18, 204,034.47 and 79,868.14 is: 110,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,851.18 : 204,034.47 = 79,868.14 : x
  2. Step 2: Convert to fraction form
    147,851.18/204,034.47 = 79,868.14/x
  3. Step 3: Cross multiply
    147,851.18x = 204,034.47 × 79,868.14
  4. Step 4: Simplify right side
    147,851.18x = 16,295,853,614.79
  5. Step 5: Solve for x
    x = 16,295,853,614.79/147,851.18
  6. Step 6: Final answer
    x = 110,217.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.