Home / 37,509.13-51,781.42-28,992.02

Finding the Fourth Proportional to 37,509.13, 51,781.42 and 28,992.02

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Solution

The fourth proportional to 37,509.13, 51,781.42 and 28,992.02 is: 40,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,509.13 : 51,781.42 = 28,992.02 : x
  2. Step 2: Convert to fraction form
    37,509.13/51,781.42 = 28,992.02/x
  3. Step 3: Cross multiply
    37,509.13x = 51,781.42 × 28,992.02
  4. Step 4: Simplify right side
    37,509.13x = 1,501,247,964.27
  5. Step 5: Solve for x
    x = 1,501,247,964.27/37,509.13
  6. Step 6: Final answer
    x = 40,023.53

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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.