Home / 20,092.95-30,136.83-5,302.98

Finding the Fourth Proportional to 20,092.95, 30,136.83 and 5,302.98

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Solution

The fourth proportional to 20,092.95, 30,136.83 and 5,302.98 is: 7,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.95 : 30,136.83 = 5,302.98 : x
  2. Step 2: Convert to fraction form
    20,092.95/30,136.83 = 5,302.98/x
  3. Step 3: Cross multiply
    20,092.95x = 30,136.83 × 5,302.98
  4. Step 4: Simplify right side
    20,092.95x = 159,815,006.75
  5. Step 5: Solve for x
    x = 159,815,006.75/20,092.95
  6. Step 6: Final answer
    x = 7,953.79

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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.