Home / 20,092.77-30,136.20-5,302.73

Finding the Fourth Proportional to 20,092.77, 30,136.20 and 5,302.73

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Solution

The fourth proportional to 20,092.77, 30,136.20 and 5,302.73 is: 7,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.77 : 30,136.20 = 5,302.73 : x
  2. Step 2: Convert to fraction form
    20,092.77/30,136.20 = 5,302.73/x
  3. Step 3: Cross multiply
    20,092.77x = 30,136.20 × 5,302.73
  4. Step 4: Simplify right side
    20,092.77x = 159,804,131.83
  5. Step 5: Solve for x
    x = 159,804,131.83/20,092.77
  6. Step 6: Final answer
    x = 7,953.32

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1.5x scale

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.