Home / 36,089.86-49,803.84-20,174.20

Finding the Fourth Proportional to 36,089.86, 49,803.84 and 20,174.20

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Solution

The fourth proportional to 36,089.86, 49,803.84 and 20,174.20 is: 27,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.86 : 49,803.84 = 20,174.20 : x
  2. Step 2: Convert to fraction form
    36,089.86/49,803.84 = 20,174.20/x
  3. Step 3: Cross multiply
    36,089.86x = 49,803.84 × 20,174.20
  4. Step 4: Simplify right side
    36,089.86x = 1,004,752,628.93
  5. Step 5: Solve for x
    x = 1,004,752,628.93/36,089.86
  6. Step 6: Final answer
    x = 27,840.30

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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.