Home / 37,057.16-51,138.60-20,061.44

Finding the Fourth Proportional to 37,057.16, 51,138.60 and 20,061.44

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Solution

The fourth proportional to 37,057.16, 51,138.60 and 20,061.44 is: 27,684.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,057.16 : 51,138.60 = 20,061.44 : x
  2. Step 2: Convert to fraction form
    37,057.16/51,138.60 = 20,061.44/x
  3. Step 3: Cross multiply
    37,057.16x = 51,138.60 × 20,061.44
  4. Step 4: Simplify right side
    37,057.16x = 1,025,913,955.58
  5. Step 5: Solve for x
    x = 1,025,913,955.58/37,057.16
  6. Step 6: Final answer
    x = 27,684.64

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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.