Home / 37,176.52-55,721.56-13,788.04

Finding the Fourth Proportional to 37,176.52, 55,721.56 and 13,788.04

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Solution

The fourth proportional to 37,176.52, 55,721.56 and 13,788.04 is: 20,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,176.52 : 55,721.56 = 13,788.04 : x
  2. Step 2: Convert to fraction form
    37,176.52/55,721.56 = 13,788.04/x
  3. Step 3: Cross multiply
    37,176.52x = 55,721.56 × 13,788.04
  4. Step 4: Simplify right side
    37,176.52x = 768,291,098.14
  5. Step 5: Solve for x
    x = 768,291,098.14/37,176.52
  6. Step 6: Final answer
    x = 20,666.03

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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.