Home / 36,660.01-54,989.34-11,699.86

Finding the Fourth Proportional to 36,660.01, 54,989.34 and 11,699.86

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Solution

The fourth proportional to 36,660.01, 54,989.34 and 11,699.86 is: 17,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,660.01 : 54,989.34 = 11,699.86 : x
  2. Step 2: Convert to fraction form
    36,660.01/54,989.34 = 11,699.86/x
  3. Step 3: Cross multiply
    36,660.01x = 54,989.34 × 11,699.86
  4. Step 4: Simplify right side
    36,660.01x = 643,367,579.49
  5. Step 5: Solve for x
    x = 643,367,579.49/36,660.01
  6. Step 6: Final answer
    x = 17,549.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.