Home / 117,175.68-175,723.20-38,270.34

Finding the Fourth Proportional to 117,175.68, 175,723.20 and 38,270.34

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Solution

The fourth proportional to 117,175.68, 175,723.20 and 38,270.34 is: 57,392.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,175.68 : 175,723.20 = 38,270.34 : x
  2. Step 2: Convert to fraction form
    117,175.68/175,723.20 = 38,270.34/x
  3. Step 3: Cross multiply
    117,175.68x = 175,723.20 × 38,270.34
  4. Step 4: Simplify right side
    117,175.68x = 6,724,986,609.89
  5. Step 5: Solve for x
    x = 6,724,986,609.89/117,175.68
  6. Step 6: Final answer
    x = 57,392.34

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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.