Home / 192,721.80-265,963.50-107,837.04

Finding the Fourth Proportional to 192,721.80, 265,963.50 and 107,837.04

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Solution

The fourth proportional to 192,721.80, 265,963.50 and 107,837.04 is: 148,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,721.80 : 265,963.50 = 107,837.04 : x
  2. Step 2: Convert to fraction form
    192,721.80/265,963.50 = 107,837.04/x
  3. Step 3: Cross multiply
    192,721.80x = 265,963.50 × 107,837.04
  4. Step 4: Simplify right side
    192,721.80x = 28,680,716,588.04
  5. Step 5: Solve for x
    x = 28,680,716,588.04/192,721.80
  6. Step 6: Final answer
    x = 148,819.26

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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.