Home / 115,724.98-173,588.91-36,838.90

Finding the Fourth Proportional to 115,724.98, 173,588.91 and 36,838.90

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Solution

The fourth proportional to 115,724.98, 173,588.91 and 36,838.90 is: 55,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,724.98 : 173,588.91 = 36,838.90 : x
  2. Step 2: Convert to fraction form
    115,724.98/173,588.91 = 36,838.90/x
  3. Step 3: Cross multiply
    115,724.98x = 173,588.91 × 36,838.90
  4. Step 4: Simplify right side
    115,724.98x = 6,394,824,496.60
  5. Step 5: Solve for x
    x = 6,394,824,496.60/115,724.98
  6. Step 6: Final answer
    x = 55,258.81

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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.