Home / 53,498.94-73,815.85-31,684.20

Finding the Fourth Proportional to 53,498.94, 73,815.85 and 31,684.20

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Solution

The fourth proportional to 53,498.94, 73,815.85 and 31,684.20 is: 43,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,498.94 : 73,815.85 = 31,684.20 : x
  2. Step 2: Convert to fraction form
    53,498.94/73,815.85 = 31,684.20/x
  3. Step 3: Cross multiply
    53,498.94x = 73,815.85 × 31,684.20
  4. Step 4: Simplify right side
    53,498.94x = 2,338,796,154.57
  5. Step 5: Solve for x
    x = 2,338,796,154.57/53,498.94
  6. Step 6: Final answer
    x = 43,716.68

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1.5x scale

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.