Home / 51,529.92-77,168.16-25,149.60

Finding the Fourth Proportional to 51,529.92, 77,168.16 and 25,149.60

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Solution

The fourth proportional to 51,529.92, 77,168.16 and 25,149.60 is: 37,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,529.92 : 77,168.16 = 25,149.60 : x
  2. Step 2: Convert to fraction form
    51,529.92/77,168.16 = 25,149.60/x
  3. Step 3: Cross multiply
    51,529.92x = 77,168.16 × 25,149.60
  4. Step 4: Simplify right side
    51,529.92x = 1,940,748,356.74
  5. Step 5: Solve for x
    x = 1,940,748,356.74/51,529.92
  6. Step 6: Final answer
    x = 37,662.55

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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.