Home / 51,260.92-70,690.62-45,578.68

Finding the Fourth Proportional to 51,260.92, 70,690.62 and 45,578.68

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Solution

The fourth proportional to 51,260.92, 70,690.62 and 45,578.68 is: 62,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,260.92 : 70,690.62 = 45,578.68 : x
  2. Step 2: Convert to fraction form
    51,260.92/70,690.62 = 45,578.68/x
  3. Step 3: Cross multiply
    51,260.92x = 70,690.62 × 45,578.68
  4. Step 4: Simplify right side
    51,260.92x = 3,221,985,147.98
  5. Step 5: Solve for x
    x = 3,221,985,147.98/51,260.92
  6. Step 6: Final answer
    x = 62,854.61

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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.