Home / 132,923.43-199,386.36-39,429.18

Finding the Fourth Proportional to 132,923.43, 199,386.36 and 39,429.18

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Solution

The fourth proportional to 132,923.43, 199,386.36 and 39,429.18 is: 59,144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,923.43 : 199,386.36 = 39,429.18 : x
  2. Step 2: Convert to fraction form
    132,923.43/199,386.36 = 39,429.18/x
  3. Step 3: Cross multiply
    132,923.43x = 199,386.36 × 39,429.18
  4. Step 4: Simplify right side
    132,923.43x = 7,861,640,677.98
  5. Step 5: Solve for x
    x = 7,861,640,677.98/132,923.43
  6. Step 6: Final answer
    x = 59,144.13

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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.