Home / 124,821.35-187,224.73-36,072.89

Finding the Fourth Proportional to 124,821.35, 187,224.73 and 36,072.89

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Solution

The fourth proportional to 124,821.35, 187,224.73 and 36,072.89 is: 54,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,821.35 : 187,224.73 = 36,072.89 : x
  2. Step 2: Convert to fraction form
    124,821.35/187,224.73 = 36,072.89/x
  3. Step 3: Cross multiply
    124,821.35x = 187,224.73 × 36,072.89
  4. Step 4: Simplify right side
    124,821.35x = 6,753,736,064.26
  5. Step 5: Solve for x
    x = 6,753,736,064.26/124,821.35
  6. Step 6: Final answer
    x = 54,107.22

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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.