Home / 152,933.20-229,287.96-102,888.88

Finding the Fourth Proportional to 152,933.20, 229,287.96 and 102,888.88

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Solution

The fourth proportional to 152,933.20, 229,287.96 and 102,888.88 is: 154,258.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,933.20 : 229,287.96 = 102,888.88 : x
  2. Step 2: Convert to fraction form
    152,933.20/229,287.96 = 102,888.88/x
  3. Step 3: Cross multiply
    152,933.20x = 229,287.96 × 102,888.88
  4. Step 4: Simplify right side
    152,933.20x = 23,591,181,401.88
  5. Step 5: Solve for x
    x = 23,591,181,401.88/152,933.20
  6. Step 6: Final answer
    x = 154,258.08

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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.