Home / 102,695.04-154,133.28-50,150.88

Finding the Fourth Proportional to 102,695.04, 154,133.28 and 50,150.88

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Solution

The fourth proportional to 102,695.04, 154,133.28 and 50,150.88 is: 75,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,695.04 : 154,133.28 = 50,150.88 : x
  2. Step 2: Convert to fraction form
    102,695.04/154,133.28 = 50,150.88/x
  3. Step 3: Cross multiply
    102,695.04x = 154,133.28 × 50,150.88
  4. Step 4: Simplify right side
    102,695.04x = 7,729,919,629.29
  5. Step 5: Solve for x
    x = 7,729,919,629.29/102,695.04
  6. Step 6: Final answer
    x = 75,270.62

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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.