Home / 37,448.72-51,663.18-21,529.79

Finding the Fourth Proportional to 37,448.72, 51,663.18 and 21,529.79

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Solution

The fourth proportional to 37,448.72, 51,663.18 and 21,529.79 is: 29,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448.72 : 51,663.18 = 21,529.79 : x
  2. Step 2: Convert to fraction form
    37,448.72/51,663.18 = 21,529.79/x
  3. Step 3: Cross multiply
    37,448.72x = 51,663.18 × 21,529.79
  4. Step 4: Simplify right side
    37,448.72x = 1,112,297,416.13
  5. Step 5: Solve for x
    x = 1,112,297,416.13/37,448.72
  6. Step 6: Final answer
    x = 29,701.88

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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.