Home / 63,160.77-94,720.64-21,029.54

Finding the Fourth Proportional to 63,160.77, 94,720.64 and 21,029.54

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Solution

The fourth proportional to 63,160.77, 94,720.64 and 21,029.54 is: 31,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,160.77 : 94,720.64 = 21,029.54 : x
  2. Step 2: Convert to fraction form
    63,160.77/94,720.64 = 21,029.54/x
  3. Step 3: Cross multiply
    63,160.77x = 94,720.64 × 21,029.54
  4. Step 4: Simplify right side
    63,160.77x = 1,991,930,908.95
  5. Step 5: Solve for x
    x = 1,991,930,908.95/63,160.77
  6. Step 6: Final answer
    x = 31,537.47

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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.