Home / 54,981.72-75,936.69-37,150.38

Finding the Fourth Proportional to 54,981.72, 75,936.69 and 37,150.38

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Solution

The fourth proportional to 54,981.72, 75,936.69 and 37,150.38 is: 51,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,981.72 : 75,936.69 = 37,150.38 : x
  2. Step 2: Convert to fraction form
    54,981.72/75,936.69 = 37,150.38/x
  3. Step 3: Cross multiply
    54,981.72x = 75,936.69 × 37,150.38
  4. Step 4: Simplify right side
    54,981.72x = 2,821,076,889.44
  5. Step 5: Solve for x
    x = 2,821,076,889.44/54,981.72
  6. Step 6: Final answer
    x = 51,309.36

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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.