Home / 37,169.78-51,294.69-20,174.18

Finding the Fourth Proportional to 37,169.78, 51,294.69 and 20,174.18

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Solution

The fourth proportional to 37,169.78, 51,294.69 and 20,174.18 is: 27,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,169.78 : 51,294.69 = 20,174.18 : x
  2. Step 2: Convert to fraction form
    37,169.78/51,294.69 = 20,174.18/x
  3. Step 3: Cross multiply
    37,169.78x = 51,294.69 × 20,174.18
  4. Step 4: Simplify right side
    37,169.78x = 1,034,828,208.23
  5. Step 5: Solve for x
    x = 1,034,828,208.23/37,169.78
  6. Step 6: Final answer
    x = 27,840.58

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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.