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Finding the Fourth Proportional to 183,358.49, 253,035.61 and 106,930.58

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Solution

The fourth proportional to 183,358.49, 253,035.61 and 106,930.58 is: 147,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,358.49 : 253,035.61 = 106,930.58 : x
  2. Step 2: Convert to fraction form
    183,358.49/253,035.61 = 106,930.58/x
  3. Step 3: Cross multiply
    183,358.49x = 253,035.61 × 106,930.58
  4. Step 4: Simplify right side
    183,358.49x = 27,057,245,030.26
  5. Step 5: Solve for x
    x = 27,057,245,030.26/183,358.49
  6. Step 6: Final answer
    x = 147,564.73

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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.