Home / 77,341.27-115,987.20-24,738.25

Finding the Fourth Proportional to 77,341.27, 115,987.20 and 24,738.25

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Solution

The fourth proportional to 77,341.27, 115,987.20 and 24,738.25 is: 37,099.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,341.27 : 115,987.20 = 24,738.25 : x
  2. Step 2: Convert to fraction form
    77,341.27/115,987.20 = 24,738.25/x
  3. Step 3: Cross multiply
    77,341.27x = 115,987.20 × 24,738.25
  4. Step 4: Simplify right side
    77,341.27x = 2,869,320,350.40
  5. Step 5: Solve for x
    x = 2,869,320,350.40/77,341.27
  6. Step 6: Final answer
    x = 37,099.47

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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.