Home / 46,815.92-64,661.39-31,682.34

Finding the Fourth Proportional to 46,815.92, 64,661.39 and 31,682.34

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Solution

The fourth proportional to 46,815.92, 64,661.39 and 31,682.34 is: 43,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,815.92 : 64,661.39 = 31,682.34 : x
  2. Step 2: Convert to fraction form
    46,815.92/64,661.39 = 31,682.34/x
  3. Step 3: Cross multiply
    46,815.92x = 64,661.39 × 31,682.34
  4. Step 4: Simplify right side
    46,815.92x = 2,048,624,103.25
  5. Step 5: Solve for x
    x = 2,048,624,103.25/46,815.92
  6. Step 6: Final answer
    x = 43,759.13

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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.