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Finding the Fourth Proportional to 60,473.61, 83,494.31 and 54,080.37

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Solution

The fourth proportional to 60,473.61, 83,494.31 and 54,080.37 is: 74,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,473.61 : 83,494.31 = 54,080.37 : x
  2. Step 2: Convert to fraction form
    60,473.61/83,494.31 = 54,080.37/x
  3. Step 3: Cross multiply
    60,473.61x = 83,494.31 × 54,080.37
  4. Step 4: Simplify right side
    60,473.61x = 4,515,402,907.29
  5. Step 5: Solve for x
    x = 4,515,402,907.29/60,473.61
  6. Step 6: Final answer
    x = 74,667.33

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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.