Home / 54,806.16-75,520.88-37,815.60

Finding the Fourth Proportional to 54,806.16, 75,520.88 and 37,815.60

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Solution

The fourth proportional to 54,806.16, 75,520.88 and 37,815.60 is: 52,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,806.16 : 75,520.88 = 37,815.60 : x
  2. Step 2: Convert to fraction form
    54,806.16/75,520.88 = 37,815.60/x
  3. Step 3: Cross multiply
    54,806.16x = 75,520.88 × 37,815.60
  4. Step 4: Simplify right side
    54,806.16x = 2,855,867,389.73
  5. Step 5: Solve for x
    x = 2,855,867,389.73/54,806.16
  6. Step 6: Final answer
    x = 52,108.51

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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.