Home / 215,397.57-323,131.43-63,610.01

Finding the Fourth Proportional to 215,397.57, 323,131.43 and 63,610.01

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Solution

The fourth proportional to 215,397.57, 323,131.43 and 63,610.01 is: 95,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,397.57 : 323,131.43 = 63,610.01 : x
  2. Step 2: Convert to fraction form
    215,397.57/323,131.43 = 63,610.01/x
  3. Step 3: Cross multiply
    215,397.57x = 323,131.43 × 63,610.01
  4. Step 4: Simplify right side
    215,397.57x = 20,554,391,798.44
  5. Step 5: Solve for x
    x = 20,554,391,798.44/215,397.57
  6. Step 6: Final answer
    x = 95,425.36

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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.