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Finding the Fourth Proportional to 62,866.31, 94,296.63 and 18,494.51

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Solution

The fourth proportional to 62,866.31, 94,296.63 and 18,494.51 is: 27,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,866.31 : 94,296.63 = 18,494.51 : x
  2. Step 2: Convert to fraction form
    62,866.31/94,296.63 = 18,494.51/x
  3. Step 3: Cross multiply
    62,866.31x = 94,296.63 × 18,494.51
  4. Step 4: Simplify right side
    62,866.31x = 1,743,969,966.50
  5. Step 5: Solve for x
    x = 1,743,969,966.50/62,866.31
  6. Step 6: Final answer
    x = 27,740.93

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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.