Home / 36,074.60-49,782.86-20,159.04

Finding the Fourth Proportional to 36,074.60, 49,782.86 and 20,159.04

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Solution

The fourth proportional to 36,074.60, 49,782.86 and 20,159.04 is: 27,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,074.60 : 49,782.86 = 20,159.04 : x
  2. Step 2: Convert to fraction form
    36,074.60/49,782.86 = 20,159.04/x
  3. Step 3: Cross multiply
    36,074.60x = 49,782.86 × 20,159.04
  4. Step 4: Simplify right side
    36,074.60x = 1,003,574,689.72
  5. Step 5: Solve for x
    x = 1,003,574,689.72/36,074.60
  6. Step 6: Final answer
    x = 27,819.43

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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.