Home / 39,800.91-59,699.21-12,096.75

Finding the Fourth Proportional to 39,800.91, 59,699.21 and 12,096.75

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Solution

The fourth proportional to 39,800.91, 59,699.21 and 12,096.75 is: 18,144.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,800.91 : 59,699.21 = 12,096.75 : x
  2. Step 2: Convert to fraction form
    39,800.91/59,699.21 = 12,096.75/x
  3. Step 3: Cross multiply
    39,800.91x = 59,699.21 × 12,096.75
  4. Step 4: Simplify right side
    39,800.91x = 722,166,358.08
  5. Step 5: Solve for x
    x = 722,166,358.08/39,800.91
  6. Step 6: Final answer
    x = 18,144.47

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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.