Home / 36,179.68-49,929.84-20,263.20

Finding the Fourth Proportional to 36,179.68, 49,929.84 and 20,263.20

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Solution

The fourth proportional to 36,179.68, 49,929.84 and 20,263.20 is: 27,964.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179.68 : 49,929.84 = 20,263.20 : x
  2. Step 2: Convert to fraction form
    36,179.68/49,929.84 = 20,263.20/x
  3. Step 3: Cross multiply
    36,179.68x = 49,929.84 × 20,263.20
  4. Step 4: Simplify right side
    36,179.68x = 1,011,738,333.89
  5. Step 5: Solve for x
    x = 1,011,738,333.89/36,179.68
  6. Step 6: Final answer
    x = 27,964.27

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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.