Home / 39,061.65-58,664.97-20,354.61

Finding the Fourth Proportional to 39,061.65, 58,664.97 and 20,354.61

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Solution

The fourth proportional to 39,061.65, 58,664.97 and 20,354.61 is: 30,569.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,061.65 : 58,664.97 = 20,354.61 : x
  2. Step 2: Convert to fraction form
    39,061.65/58,664.97 = 20,354.61/x
  3. Step 3: Cross multiply
    39,061.65x = 58,664.97 × 20,354.61
  4. Step 4: Simplify right side
    39,061.65x = 1,194,102,585.01
  5. Step 5: Solve for x
    x = 1,194,102,585.01/39,061.65
  6. Step 6: Final answer
    x = 30,569.69

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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.