Home / 36,674.89-54,985.34-11,700.56

Finding the Fourth Proportional to 36,674.89, 54,985.34 and 11,700.56

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Solution

The fourth proportional to 36,674.89, 54,985.34 and 11,700.56 is: 17,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,674.89 : 54,985.34 = 11,700.56 : x
  2. Step 2: Convert to fraction form
    36,674.89/54,985.34 = 11,700.56/x
  3. Step 3: Cross multiply
    36,674.89x = 54,985.34 × 11,700.56
  4. Step 4: Simplify right side
    36,674.89x = 643,359,436.51
  5. Step 5: Solve for x
    x = 643,359,436.51/36,674.89
  6. Step 6: Final answer
    x = 17,542.23

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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.