Home / 158,824.62-238,026.56-74,433.78

Finding the Fourth Proportional to 158,824.62, 238,026.56 and 74,433.78

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Solution

The fourth proportional to 158,824.62, 238,026.56 and 74,433.78 is: 111,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,824.62 : 238,026.56 = 74,433.78 : x
  2. Step 2: Convert to fraction form
    158,824.62/238,026.56 = 74,433.78/x
  3. Step 3: Cross multiply
    158,824.62x = 238,026.56 × 74,433.78
  4. Step 4: Simplify right side
    158,824.62x = 17,717,216,229.03
  5. Step 5: Solve for x
    x = 17,717,216,229.03/158,824.62
  6. Step 6: Final answer
    x = 111,552.08

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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.