Home / 158,564.43-237,380.09-105,843.15

Finding the Fourth Proportional to 158,564.43, 237,380.09 and 105,843.15

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Solution

The fourth proportional to 158,564.43, 237,380.09 and 105,843.15 is: 158,453.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,564.43 : 237,380.09 = 105,843.15 : x
  2. Step 2: Convert to fraction form
    158,564.43/237,380.09 = 105,843.15/x
  3. Step 3: Cross multiply
    158,564.43x = 237,380.09 × 105,843.15
  4. Step 4: Simplify right side
    158,564.43x = 25,125,055,943.67
  5. Step 5: Solve for x
    x = 25,125,055,943.67/158,564.43
  6. Step 6: Final answer
    x = 158,453.29

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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.