Home / 39,083.76-58,613.24-14,120.50

Finding the Fourth Proportional to 39,083.76, 58,613.24 and 14,120.50

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Solution

The fourth proportional to 39,083.76, 58,613.24 and 14,120.50 is: 21,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,083.76 : 58,613.24 = 14,120.50 : x
  2. Step 2: Convert to fraction form
    39,083.76/58,613.24 = 14,120.50/x
  3. Step 3: Cross multiply
    39,083.76x = 58,613.24 × 14,120.50
  4. Step 4: Simplify right side
    39,083.76x = 827,648,255.42
  5. Step 5: Solve for x
    x = 827,648,255.42/39,083.76
  6. Step 6: Final answer
    x = 21,176.27

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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.