Home / 97,687.36-146,531.40-23,815.36

Finding the Fourth Proportional to 97,687.36, 146,531.40 and 23,815.36

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Solution

The fourth proportional to 97,687.36, 146,531.40 and 23,815.36 is: 35,723.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,687.36 : 146,531.40 = 23,815.36 : x
  2. Step 2: Convert to fraction form
    97,687.36/146,531.40 = 23,815.36/x
  3. Step 3: Cross multiply
    97,687.36x = 146,531.40 × 23,815.36
  4. Step 4: Simplify right side
    97,687.36x = 3,489,698,042.30
  5. Step 5: Solve for x
    x = 3,489,698,042.30/97,687.36
  6. Step 6: Final answer
    x = 35,723.13

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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.