Home / 35,136.77-52,620.69-20,098.31

Finding the Fourth Proportional to 35,136.77, 52,620.69 and 20,098.31

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Solution

The fourth proportional to 35,136.77, 52,620.69 and 20,098.31 is: 30,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.77 : 52,620.69 = 20,098.31 : x
  2. Step 2: Convert to fraction form
    35,136.77/52,620.69 = 20,098.31/x
  3. Step 3: Cross multiply
    35,136.77x = 52,620.69 × 20,098.31
  4. Step 4: Simplify right side
    35,136.77x = 1,057,586,676.93
  5. Step 5: Solve for x
    x = 1,057,586,676.93/35,136.77
  6. Step 6: Final answer
    x = 30,099.15

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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.