Home / 63,159.44-94,719.42-21,029.68

Finding the Fourth Proportional to 63,159.44, 94,719.42 and 21,029.68

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Solution

The fourth proportional to 63,159.44, 94,719.42 and 21,029.68 is: 31,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,159.44 : 94,719.42 = 21,029.68 : x
  2. Step 2: Convert to fraction form
    63,159.44/94,719.42 = 21,029.68/x
  3. Step 3: Cross multiply
    63,159.44x = 94,719.42 × 21,029.68
  4. Step 4: Simplify right side
    63,159.44x = 1,991,919,092.39
  5. Step 5: Solve for x
    x = 1,991,919,092.39/63,159.44
  6. Step 6: Final answer
    x = 31,537.95

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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.