Home / 39,788.98-54,901.46-23,661.68

Finding the Fourth Proportional to 39,788.98, 54,901.46 and 23,661.68

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Solution

The fourth proportional to 39,788.98, 54,901.46 and 23,661.68 is: 32,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788.98 : 54,901.46 = 23,661.68 : x
  2. Step 2: Convert to fraction form
    39,788.98/54,901.46 = 23,661.68/x
  3. Step 3: Cross multiply
    39,788.98x = 54,901.46 × 23,661.68
  4. Step 4: Simplify right side
    39,788.98x = 1,299,060,562.70
  5. Step 5: Solve for x
    x = 1,299,060,562.70/39,788.98
  6. Step 6: Final answer
    x = 32,648.75

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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.