Home / 193,506.24-290,184.80-75,162

Finding the Fourth Proportional to 193,506.24, 290,184.80 and 75,162

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Solution

The fourth proportional to 193,506.24, 290,184.80 and 75,162 is: 112,714.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,506.24 : 290,184.80 = 75,162 : x
  2. Step 2: Convert to fraction form
    193,506.24/290,184.80 = 75,162/x
  3. Step 3: Cross multiply
    193,506.24x = 290,184.80 × 75,162
  4. Step 4: Simplify right side
    193,506.24x = 21,810,869,937.60
  5. Step 5: Solve for x
    x = 21,810,869,937.60/193,506.24
  6. Step 6: Final answer
    x = 112,714.04

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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.