Home / 37,129.21-55,708.40-16,338.13

Finding the Fourth Proportional to 37,129.21, 55,708.40 and 16,338.13

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Solution

The fourth proportional to 37,129.21, 55,708.40 and 16,338.13 is: 24,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,129.21 : 55,708.40 = 16,338.13 : x
  2. Step 2: Convert to fraction form
    37,129.21/55,708.40 = 16,338.13/x
  3. Step 3: Cross multiply
    37,129.21x = 55,708.40 × 16,338.13
  4. Step 4: Simplify right side
    37,129.21x = 910,170,721.06
  5. Step 5: Solve for x
    x = 910,170,721.06/37,129.21
  6. Step 6: Final answer
    x = 24,513.61

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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.