Home / 36,116.64-49,842.84-20,200.20

Finding the Fourth Proportional to 36,116.64, 49,842.84 and 20,200.20

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Solution

The fourth proportional to 36,116.64, 49,842.84 and 20,200.20 is: 27,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.64 : 49,842.84 = 20,200.20 : x
  2. Step 2: Convert to fraction form
    36,116.64/49,842.84 = 20,200.20/x
  3. Step 3: Cross multiply
    36,116.64x = 49,842.84 × 20,200.20
  4. Step 4: Simplify right side
    36,116.64x = 1,006,835,336.57
  5. Step 5: Solve for x
    x = 1,006,835,336.57/36,116.64
  6. Step 6: Final answer
    x = 27,877.33

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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.