Home / 62,859.57-94,269.30-20,731.77

Finding the Fourth Proportional to 62,859.57, 94,269.30 and 20,731.77

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Solution

The fourth proportional to 62,859.57, 94,269.30 and 20,731.77 is: 31,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,859.57 : 94,269.30 = 20,731.77 : x
  2. Step 2: Convert to fraction form
    62,859.57/94,269.30 = 20,731.77/x
  3. Step 3: Cross multiply
    62,859.57x = 94,269.30 × 20,731.77
  4. Step 4: Simplify right side
    62,859.57x = 1,954,369,445.66
  5. Step 5: Solve for x
    x = 1,954,369,445.66/62,859.57
  6. Step 6: Final answer
    x = 31,091.04

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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.