Home / 48,418.37-72,639.27-16,823.85

Finding the Fourth Proportional to 48,418.37, 72,639.27 and 16,823.85

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Solution

The fourth proportional to 48,418.37, 72,639.27 and 16,823.85 is: 25,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.37 : 72,639.27 = 16,823.85 : x
  2. Step 2: Convert to fraction form
    48,418.37/72,639.27 = 16,823.85/x
  3. Step 3: Cross multiply
    48,418.37x = 72,639.27 × 16,823.85
  4. Step 4: Simplify right side
    48,418.37x = 1,222,072,322.13
  5. Step 5: Solve for x
    x = 1,222,072,322.13/48,418.37
  6. Step 6: Final answer
    x = 25,239.85

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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.