Home / 63,212.04-87,161.94-51,691.14

Finding the Fourth Proportional to 63,212.04, 87,161.94 and 51,691.14

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Solution

The fourth proportional to 63,212.04, 87,161.94 and 51,691.14 is: 71,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,212.04 : 87,161.94 = 51,691.14 : x
  2. Step 2: Convert to fraction form
    63,212.04/87,161.94 = 51,691.14/x
  3. Step 3: Cross multiply
    63,212.04x = 87,161.94 × 51,691.14
  4. Step 4: Simplify right side
    63,212.04x = 4,505,500,043.21
  5. Step 5: Solve for x
    x = 4,505,500,043.21/63,212.04
  6. Step 6: Final answer
    x = 71,275.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.