Home / 57,986.19-86,986.85-16,434.27

Finding the Fourth Proportional to 57,986.19, 86,986.85 and 16,434.27

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Solution

The fourth proportional to 57,986.19, 86,986.85 and 16,434.27 is: 24,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,986.19 : 86,986.85 = 16,434.27 : x
  2. Step 2: Convert to fraction form
    57,986.19/86,986.85 = 16,434.27/x
  3. Step 3: Cross multiply
    57,986.19x = 86,986.85 × 16,434.27
  4. Step 4: Simplify right side
    57,986.19x = 1,429,565,297.18
  5. Step 5: Solve for x
    x = 1,429,565,297.18/57,986.19
  6. Step 6: Final answer
    x = 24,653.55

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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.