Home / 36,106.66-49,827.84-20,190.77

Finding the Fourth Proportional to 36,106.66, 49,827.84 and 20,190.77

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Solution

The fourth proportional to 36,106.66, 49,827.84 and 20,190.77 is: 27,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.66 : 49,827.84 = 20,190.77 : x
  2. Step 2: Convert to fraction form
    36,106.66/49,827.84 = 20,190.77/x
  3. Step 3: Cross multiply
    36,106.66x = 49,827.84 × 20,190.77
  4. Step 4: Simplify right side
    36,106.66x = 1,006,062,207.90
  5. Step 5: Solve for x
    x = 1,006,062,207.90/36,106.66
  6. Step 6: Final answer
    x = 27,863.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.