Home / 71,192.94-106,983.36-37,936.74

Finding the Fourth Proportional to 71,192.94, 106,983.36 and 37,936.74

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Solution

The fourth proportional to 71,192.94, 106,983.36 and 37,936.74 is: 57,008.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,192.94 : 106,983.36 = 37,936.74 : x
  2. Step 2: Convert to fraction form
    71,192.94/106,983.36 = 37,936.74/x
  3. Step 3: Cross multiply
    71,192.94x = 106,983.36 × 37,936.74
  4. Step 4: Simplify right side
    71,192.94x = 4,058,599,912.65
  5. Step 5: Solve for x
    x = 4,058,599,912.65/71,192.94
  6. Step 6: Final answer
    x = 57,008.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.