Home / 63,814.70-95,742.45-19,449.90

Finding the Fourth Proportional to 63,814.70, 95,742.45 and 19,449.90

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Solution

The fourth proportional to 63,814.70, 95,742.45 and 19,449.90 is: 29,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,814.70 : 95,742.45 = 19,449.90 : x
  2. Step 2: Convert to fraction form
    63,814.70/95,742.45 = 19,449.90/x
  3. Step 3: Cross multiply
    63,814.70x = 95,742.45 × 19,449.90
  4. Step 4: Simplify right side
    63,814.70x = 1,862,181,078.26
  5. Step 5: Solve for x
    x = 1,862,181,078.26/63,814.70
  6. Step 6: Final answer
    x = 29,181.07

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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.