Home / 51,900.83-77,862.20-16,837.77

Finding the Fourth Proportional to 51,900.83, 77,862.20 and 16,837.77

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Solution

The fourth proportional to 51,900.83, 77,862.20 and 16,837.77 is: 25,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,900.83 : 77,862.20 = 16,837.77 : x
  2. Step 2: Convert to fraction form
    51,900.83/77,862.20 = 16,837.77/x
  3. Step 3: Cross multiply
    51,900.83x = 77,862.20 × 16,837.77
  4. Step 4: Simplify right side
    51,900.83x = 1,311,025,815.29
  5. Step 5: Solve for x
    x = 1,311,025,815.29/51,900.83
  6. Step 6: Final answer
    x = 25,260.21

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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.