Home / 36,291.17-50,080.52-20,376.29

Finding the Fourth Proportional to 36,291.17, 50,080.52 and 20,376.29

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Solution

The fourth proportional to 36,291.17, 50,080.52 and 20,376.29 is: 28,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.17 : 50,080.52 = 20,376.29 : x
  2. Step 2: Convert to fraction form
    36,291.17/50,080.52 = 20,376.29/x
  3. Step 3: Cross multiply
    36,291.17x = 50,080.52 × 20,376.29
  4. Step 4: Simplify right side
    36,291.17x = 1,020,454,884.79
  5. Step 5: Solve for x
    x = 1,020,454,884.79/36,291.17
  6. Step 6: Final answer
    x = 28,118.55

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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.