Home / 36,782.77-55,174.67-10,487.52

Finding the Fourth Proportional to 36,782.77, 55,174.67 and 10,487.52

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Solution

The fourth proportional to 36,782.77, 55,174.67 and 10,487.52 is: 15,731.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782.77 : 55,174.67 = 10,487.52 : x
  2. Step 2: Convert to fraction form
    36,782.77/55,174.67 = 10,487.52/x
  3. Step 3: Cross multiply
    36,782.77x = 55,174.67 × 10,487.52
  4. Step 4: Simplify right side
    36,782.77x = 578,645,402.68
  5. Step 5: Solve for x
    x = 578,645,402.68/36,782.77
  6. Step 6: Final answer
    x = 15,731.43

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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.