Home / 53,616.94-73,997.75-30,961.44

Finding the Fourth Proportional to 53,616.94, 73,997.75 and 30,961.44

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Solution

The fourth proportional to 53,616.94, 73,997.75 and 30,961.44 is: 42,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,616.94 : 73,997.75 = 30,961.44 : x
  2. Step 2: Convert to fraction form
    53,616.94/73,997.75 = 30,961.44/x
  3. Step 3: Cross multiply
    53,616.94x = 73,997.75 × 30,961.44
  4. Step 4: Simplify right side
    53,616.94x = 2,291,076,974.16
  5. Step 5: Solve for x
    x = 2,291,076,974.16/53,616.94
  6. Step 6: Final answer
    x = 42,730.47

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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.