Home / 147,834.39-204,011.42-79,851.33

Finding the Fourth Proportional to 147,834.39, 204,011.42 and 79,851.33

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Solution

The fourth proportional to 147,834.39, 204,011.42 and 79,851.33 is: 110,194.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,834.39 : 204,011.42 = 79,851.33 : x
  2. Step 2: Convert to fraction form
    147,834.39/204,011.42 = 79,851.33/x
  3. Step 3: Cross multiply
    147,834.39x = 204,011.42 × 79,851.33
  4. Step 4: Simplify right side
    147,834.39x = 16,290,582,822.93
  5. Step 5: Solve for x
    x = 16,290,582,822.93/147,834.39
  6. Step 6: Final answer
    x = 110,194.81

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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.