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Finding the Fourth Proportional to 169,023.02, 233,268 and 93,571.52

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Solution

The fourth proportional to 169,023.02, 233,268 and 93,571.52 is: 129,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,023.02 : 233,268 = 93,571.52 : x
  2. Step 2: Convert to fraction form
    169,023.02/233,268 = 93,571.52/x
  3. Step 3: Cross multiply
    169,023.02x = 233,268 × 93,571.52
  4. Step 4: Simplify right side
    169,023.02x = 21,827,241,327.36
  5. Step 5: Solve for x
    x = 21,827,241,327.36/169,023.02
  6. Step 6: Final answer
    x = 129,137.68

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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.