Home / 117,056.88-175,613.28-38,171.18

Finding the Fourth Proportional to 117,056.88, 175,613.28 and 38,171.18

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Solution

The fourth proportional to 117,056.88, 175,613.28 and 38,171.18 is: 57,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,056.88 : 175,613.28 = 38,171.18 : x
  2. Step 2: Convert to fraction form
    117,056.88/175,613.28 = 38,171.18/x
  3. Step 3: Cross multiply
    117,056.88x = 175,613.28 × 38,171.18
  4. Step 4: Simplify right side
    117,056.88x = 6,703,366,121.27
  5. Step 5: Solve for x
    x = 6,703,366,121.27/117,056.88
  6. Step 6: Final answer
    x = 57,265.89

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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.