Home / 369,227.62-553,845.82-102,971.91

Finding the Fourth Proportional to 369,227.62, 553,845.82 and 102,971.91

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Solution

The fourth proportional to 369,227.62, 553,845.82 and 102,971.91 is: 154,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,227.62 : 553,845.82 = 102,971.91 : x
  2. Step 2: Convert to fraction form
    369,227.62/553,845.82 = 102,971.91/x
  3. Step 3: Cross multiply
    369,227.62x = 553,845.82 × 102,971.91
  4. Step 4: Simplify right side
    369,227.62x = 57,030,561,930.92
  5. Step 5: Solve for x
    x = 57,030,561,930.92/369,227.62
  6. Step 6: Final answer
    x = 154,459.09

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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.