Home / 115,727.72-173,591.58-36,842

Finding the Fourth Proportional to 115,727.72, 173,591.58 and 36,842

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Solution

The fourth proportional to 115,727.72, 173,591.58 and 36,842 is: 55,263

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,727.72 : 173,591.58 = 36,842 : x
  2. Step 2: Convert to fraction form
    115,727.72/173,591.58 = 36,842/x
  3. Step 3: Cross multiply
    115,727.72x = 173,591.58 × 36,842
  4. Step 4: Simplify right side
    115,727.72x = 6,395,460,990.36
  5. Step 5: Solve for x
    x = 6,395,460,990.36/115,727.72
  6. Step 6: Final answer
    x = 55,263

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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.