Home / 36,089.64-49,803.76-20,174.07

Finding the Fourth Proportional to 36,089.64, 49,803.76 and 20,174.07

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Solution

The fourth proportional to 36,089.64, 49,803.76 and 20,174.07 is: 27,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.64 : 49,803.76 = 20,174.07 : x
  2. Step 2: Convert to fraction form
    36,089.64/49,803.76 = 20,174.07/x
  3. Step 3: Cross multiply
    36,089.64x = 49,803.76 × 20,174.07
  4. Step 4: Simplify right side
    36,089.64x = 1,004,744,540.50
  5. Step 5: Solve for x
    x = 1,004,744,540.50/36,089.64
  6. Step 6: Final answer
    x = 27,840.25

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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.