Home / 33,111.61-49,666.08-8,150.44

Finding the Fourth Proportional to 33,111.61, 49,666.08 and 8,150.44

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Solution

The fourth proportional to 33,111.61, 49,666.08 and 8,150.44 is: 12,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,111.61 : 49,666.08 = 8,150.44 : x
  2. Step 2: Convert to fraction form
    33,111.61/49,666.08 = 8,150.44/x
  3. Step 3: Cross multiply
    33,111.61x = 49,666.08 × 8,150.44
  4. Step 4: Simplify right side
    33,111.61x = 404,800,405.08
  5. Step 5: Solve for x
    x = 404,800,405.08/33,111.61
  6. Step 6: Final answer
    x = 12,225.33

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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.