Home / 215,469.51-297,267.19-124,792.44

Finding the Fourth Proportional to 215,469.51, 297,267.19 and 124,792.44

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Solution

The fourth proportional to 215,469.51, 297,267.19 and 124,792.44 is: 172,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,469.51 : 297,267.19 = 124,792.44 : x
  2. Step 2: Convert to fraction form
    215,469.51/297,267.19 = 124,792.44/x
  3. Step 3: Cross multiply
    215,469.51x = 297,267.19 × 124,792.44
  4. Step 4: Simplify right side
    215,469.51x = 37,096,697,972.04
  5. Step 5: Solve for x
    x = 37,096,697,972.04/215,469.51
  6. Step 6: Final answer
    x = 172,166.81

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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.