Home / 119,244.72-164,538.36-68,934

Finding the Fourth Proportional to 119,244.72, 164,538.36 and 68,934

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Solution

The fourth proportional to 119,244.72, 164,538.36 and 68,934 is: 95,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,244.72 : 164,538.36 = 68,934 : x
  2. Step 2: Convert to fraction form
    119,244.72/164,538.36 = 68,934/x
  3. Step 3: Cross multiply
    119,244.72x = 164,538.36 × 68,934
  4. Step 4: Simplify right side
    119,244.72x = 11,342,287,308.24
  5. Step 5: Solve for x
    x = 11,342,287,308.24/119,244.72
  6. Step 6: Final answer
    x = 95,117.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.