Home / 37,266.62-55,886.40-20,412.16

Finding the Fourth Proportional to 37,266.62, 55,886.40 and 20,412.16

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Solution

The fourth proportional to 37,266.62, 55,886.40 and 20,412.16 is: 30,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,266.62 : 55,886.40 = 20,412.16 : x
  2. Step 2: Convert to fraction form
    37,266.62/55,886.40 = 20,412.16/x
  3. Step 3: Cross multiply
    37,266.62x = 55,886.40 × 20,412.16
  4. Step 4: Simplify right side
    37,266.62x = 1,140,762,138.62
  5. Step 5: Solve for x
    x = 1,140,762,138.62/37,266.62
  6. Step 6: Final answer
    x = 30,610.83

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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.