Home / 234,631.62-323,706.78-154,102.77

Finding the Fourth Proportional to 234,631.62, 323,706.78 and 154,102.77

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Solution

The fourth proportional to 234,631.62, 323,706.78 and 154,102.77 is: 212,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,631.62 : 323,706.78 = 154,102.77 : x
  2. Step 2: Convert to fraction form
    234,631.62/323,706.78 = 154,102.77/x
  3. Step 3: Cross multiply
    234,631.62x = 323,706.78 × 154,102.77
  4. Step 4: Simplify right side
    234,631.62x = 49,884,111,465.78
  5. Step 5: Solve for x
    x = 49,884,111,465.78/234,631.62
  6. Step 6: Final answer
    x = 212,606.09

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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.