Home / 37,821.66-56,725.79-14,123.90

Finding the Fourth Proportional to 37,821.66, 56,725.79 and 14,123.90

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Solution

The fourth proportional to 37,821.66, 56,725.79 and 14,123.90 is: 21,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,821.66 : 56,725.79 = 14,123.90 : x
  2. Step 2: Convert to fraction form
    37,821.66/56,725.79 = 14,123.90/x
  3. Step 3: Cross multiply
    37,821.66x = 56,725.79 × 14,123.90
  4. Step 4: Simplify right side
    37,821.66x = 801,189,031.13
  5. Step 5: Solve for x
    x = 801,189,031.13/37,821.66
  6. Step 6: Final answer
    x = 21,183.34

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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.