Home / 51,750.54-77,625.80-16,690.19

Finding the Fourth Proportional to 51,750.54, 77,625.80 and 16,690.19

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Solution

The fourth proportional to 51,750.54, 77,625.80 and 16,690.19 is: 25,035.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,750.54 : 77,625.80 = 16,690.19 : x
  2. Step 2: Convert to fraction form
    51,750.54/77,625.80 = 16,690.19/x
  3. Step 3: Cross multiply
    51,750.54x = 77,625.80 × 16,690.19
  4. Step 4: Simplify right side
    51,750.54x = 1,295,589,350.90
  5. Step 5: Solve for x
    x = 1,295,589,350.90/51,750.54
  6. Step 6: Final answer
    x = 25,035.28

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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.