Home / 62,789.06-94,173.24-20,669.70

Finding the Fourth Proportional to 62,789.06, 94,173.24 and 20,669.70

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Solution

The fourth proportional to 62,789.06, 94,173.24 and 20,669.70 is: 31,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,789.06 : 94,173.24 = 20,669.70 : x
  2. Step 2: Convert to fraction form
    62,789.06/94,173.24 = 20,669.70/x
  3. Step 3: Cross multiply
    62,789.06x = 94,173.24 × 20,669.70
  4. Step 4: Simplify right side
    62,789.06x = 1,946,532,618.83
  5. Step 5: Solve for x
    x = 1,946,532,618.83/62,789.06
  6. Step 6: Final answer
    x = 31,001.14

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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.