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Finding the Fourth Proportional to 183,067.89, 252,751.15 and 125,688.70

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Solution

The fourth proportional to 183,067.89, 252,751.15 and 125,688.70 is: 173,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,067.89 : 252,751.15 = 125,688.70 : x
  2. Step 2: Convert to fraction form
    183,067.89/252,751.15 = 125,688.70/x
  3. Step 3: Cross multiply
    183,067.89x = 252,751.15 × 125,688.70
  4. Step 4: Simplify right side
    183,067.89x = 31,767,963,467.01
  5. Step 5: Solve for x
    x = 31,767,963,467.01/183,067.89
  6. Step 6: Final answer
    x = 173,531.05

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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.