Home / 57,874.08-86,816.16-16,321.44

Finding the Fourth Proportional to 57,874.08, 86,816.16 and 16,321.44

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Solution

The fourth proportional to 57,874.08, 86,816.16 and 16,321.44 is: 24,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,874.08 : 86,816.16 = 16,321.44 : x
  2. Step 2: Convert to fraction form
    57,874.08/86,816.16 = 16,321.44/x
  3. Step 3: Cross multiply
    57,874.08x = 86,816.16 × 16,321.44
  4. Step 4: Simplify right side
    57,874.08x = 1,416,964,746.47
  5. Step 5: Solve for x
    x = 1,416,964,746.47/57,874.08
  6. Step 6: Final answer
    x = 24,483.58

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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.