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Finding the Fourth Proportional to 183,389.52, 275,025.96 and 71,061.96

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Solution

The fourth proportional to 183,389.52, 275,025.96 and 71,061.96 is: 106,570.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,389.52 : 275,025.96 = 71,061.96 : x
  2. Step 2: Convert to fraction form
    183,389.52/275,025.96 = 71,061.96/x
  3. Step 3: Cross multiply
    183,389.52x = 275,025.96 × 71,061.96
  4. Step 4: Simplify right side
    183,389.52x = 19,543,883,768.48
  5. Step 5: Solve for x
    x = 19,543,883,768.48/183,389.52
  6. Step 6: Final answer
    x = 106,570.34

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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.