Home / 68,946.24-95,145.72-38,732.40

Finding the Fourth Proportional to 68,946.24, 95,145.72 and 38,732.40

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Solution

The fourth proportional to 68,946.24, 95,145.72 and 38,732.40 is: 53,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,946.24 : 95,145.72 = 38,732.40 : x
  2. Step 2: Convert to fraction form
    68,946.24/95,145.72 = 38,732.40/x
  3. Step 3: Cross multiply
    68,946.24x = 95,145.72 × 38,732.40
  4. Step 4: Simplify right side
    68,946.24x = 3,685,222,085.33
  5. Step 5: Solve for x
    x = 3,685,222,085.33/68,946.24
  6. Step 6: Final answer
    x = 53,450.66

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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.