Home / 37,147.16-51,266.61-21,228.52

Finding the Fourth Proportional to 37,147.16, 51,266.61 and 21,228.52

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Solution

The fourth proportional to 37,147.16, 51,266.61 and 21,228.52 is: 29,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.16 : 51,266.61 = 21,228.52 : x
  2. Step 2: Convert to fraction form
    37,147.16/51,266.61 = 21,228.52/x
  3. Step 3: Cross multiply
    37,147.16x = 51,266.61 × 21,228.52
  4. Step 4: Simplify right side
    37,147.16x = 1,088,314,127.55
  5. Step 5: Solve for x
    x = 1,088,314,127.55/37,147.16
  6. Step 6: Final answer
    x = 29,297.37

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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.