Home / 37,176.90-51,304.50-20,181.28

Finding the Fourth Proportional to 37,176.90, 51,304.50 and 20,181.28

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Solution

The fourth proportional to 37,176.90, 51,304.50 and 20,181.28 is: 27,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,176.90 : 51,304.50 = 20,181.28 : x
  2. Step 2: Convert to fraction form
    37,176.90/51,304.50 = 20,181.28/x
  3. Step 3: Cross multiply
    37,176.90x = 51,304.50 × 20,181.28
  4. Step 4: Simplify right side
    37,176.90x = 1,035,390,390.93
  5. Step 5: Solve for x
    x = 1,035,390,390.93/37,176.90
  6. Step 6: Final answer
    x = 27,850.37

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1.5x scale

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.