Home / 316,615.04-474,974.40-150,346.88

Finding the Fourth Proportional to 316,615.04, 474,974.40 and 150,346.88

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Solution

The fourth proportional to 316,615.04, 474,974.40 and 150,346.88 is: 225,544.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,615.04 : 474,974.40 = 150,346.88 : x
  2. Step 2: Convert to fraction form
    316,615.04/474,974.40 = 150,346.88/x
  3. Step 3: Cross multiply
    316,615.04x = 474,974.40 × 150,346.88
  4. Step 4: Simplify right side
    316,615.04x = 71,410,919,119.87
  5. Step 5: Solve for x
    x = 71,410,919,119.87/316,615.04
  6. Step 6: Final answer
    x = 225,544.94

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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.