Home / 132,813.90-199,162.07-38,022.48

Finding the Fourth Proportional to 132,813.90, 199,162.07 and 38,022.48

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Solution

The fourth proportional to 132,813.90, 199,162.07 and 38,022.48 is: 57,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,813.90 : 199,162.07 = 38,022.48 : x
  2. Step 2: Convert to fraction form
    132,813.90/199,162.07 = 38,022.48/x
  3. Step 3: Cross multiply
    132,813.90x = 199,162.07 × 38,022.48
  4. Step 4: Simplify right side
    132,813.90x = 7,572,636,522.66
  5. Step 5: Solve for x
    x = 7,572,636,522.66/132,813.90
  6. Step 6: Final answer
    x = 57,016.90

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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.