Home / 45,717.48-68,581.76-16,129.26

Finding the Fourth Proportional to 45,717.48, 68,581.76 and 16,129.26

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Solution

The fourth proportional to 45,717.48, 68,581.76 and 16,129.26 is: 24,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,717.48 : 68,581.76 = 16,129.26 : x
  2. Step 2: Convert to fraction form
    45,717.48/68,581.76 = 16,129.26/x
  3. Step 3: Cross multiply
    45,717.48x = 68,581.76 × 16,129.26
  4. Step 4: Simplify right side
    45,717.48x = 1,106,172,957.65
  5. Step 5: Solve for x
    x = 1,106,172,957.65/45,717.48
  6. Step 6: Final answer
    x = 24,195.84

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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.