Home / 62,917.77-94,356.63-20,789.99

Finding the Fourth Proportional to 62,917.77, 94,356.63 and 20,789.99

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Solution

The fourth proportional to 62,917.77, 94,356.63 and 20,789.99 is: 31,178.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,917.77 : 94,356.63 = 20,789.99 : x
  2. Step 2: Convert to fraction form
    62,917.77/94,356.63 = 20,789.99/x
  3. Step 3: Cross multiply
    62,917.77x = 94,356.63 × 20,789.99
  4. Step 4: Simplify right side
    62,917.77x = 1,961,672,922.35
  5. Step 5: Solve for x
    x = 1,961,672,922.35/62,917.77
  6. Step 6: Final answer
    x = 31,178.36

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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.