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Finding the Fourth Proportional to 169,355.25, 254,032.99 and 43,004.97

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Solution

The fourth proportional to 169,355.25, 254,032.99 and 43,004.97 is: 64,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,355.25 : 254,032.99 = 43,004.97 : x
  2. Step 2: Convert to fraction form
    169,355.25/254,032.99 = 43,004.97/x
  3. Step 3: Cross multiply
    169,355.25x = 254,032.99 × 43,004.97
  4. Step 4: Simplify right side
    169,355.25x = 10,924,681,006.45
  5. Step 5: Solve for x
    x = 10,924,681,006.45/169,355.25
  6. Step 6: Final answer
    x = 64,507.48

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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.