Home / 57,784.10-86,672.19-16,231.10

Finding the Fourth Proportional to 57,784.10, 86,672.19 and 16,231.10

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Solution

The fourth proportional to 57,784.10, 86,672.19 and 16,231.10 is: 24,345.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,784.10 : 86,672.19 = 16,231.10 : x
  2. Step 2: Convert to fraction form
    57,784.10/86,672.19 = 16,231.10/x
  3. Step 3: Cross multiply
    57,784.10x = 86,672.19 × 16,231.10
  4. Step 4: Simplify right side
    57,784.10x = 1,406,784,983.11
  5. Step 5: Solve for x
    x = 1,406,784,983.11/57,784.10
  6. Step 6: Final answer
    x = 24,345.54

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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.