Home / 57,698.16-86,550.39-18,252.34

Finding the Fourth Proportional to 57,698.16, 86,550.39 and 18,252.34

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Solution

The fourth proportional to 57,698.16, 86,550.39 and 18,252.34 is: 27,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,698.16 : 86,550.39 = 18,252.34 : x
  2. Step 2: Convert to fraction form
    57,698.16/86,550.39 = 18,252.34/x
  3. Step 3: Cross multiply
    57,698.16x = 86,550.39 × 18,252.34
  4. Step 4: Simplify right side
    57,698.16x = 1,579,747,145.41
  5. Step 5: Solve for x
    x = 1,579,747,145.41/57,698.16
  6. Step 6: Final answer
    x = 27,379.51

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1.5x scale

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.