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Finding the Fourth Proportional to 164,799.61, 227,339.99 and 104,268.31

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Solution

The fourth proportional to 164,799.61, 227,339.99 and 104,268.31 is: 143,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,799.61 : 227,339.99 = 104,268.31 : x
  2. Step 2: Convert to fraction form
    164,799.61/227,339.99 = 104,268.31/x
  3. Step 3: Cross multiply
    164,799.61x = 227,339.99 × 104,268.31
  4. Step 4: Simplify right side
    164,799.61x = 23,704,356,552.72
  5. Step 5: Solve for x
    x = 23,704,356,552.72/164,799.61
  6. Step 6: Final answer
    x = 143,837.46

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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.