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Finding the Fourth Proportional to 183,028.80, 274,696.80 and 89,614.40

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Solution

The fourth proportional to 183,028.80, 274,696.80 and 89,614.40 is: 134,496.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,028.80 : 274,696.80 = 89,614.40 : x
  2. Step 2: Convert to fraction form
    183,028.80/274,696.80 = 89,614.40/x
  3. Step 3: Cross multiply
    183,028.80x = 274,696.80 × 89,614.40
  4. Step 4: Simplify right side
    183,028.80x = 24,616,788,913.92
  5. Step 5: Solve for x
    x = 24,616,788,913.92/183,028.80
  6. Step 6: Final answer
    x = 134,496.81

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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.