Home / 183,862.20-275,255.70-137,321.40

Finding the Fourth Proportional to 183,862.20, 275,255.70 and 137,321.40

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Solution

The fourth proportional to 183,862.20, 275,255.70 and 137,321.40 is: 205,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,862.20 : 275,255.70 = 137,321.40 : x
  2. Step 2: Convert to fraction form
    183,862.20/275,255.70 = 137,321.40/x
  3. Step 3: Cross multiply
    183,862.20x = 275,255.70 × 137,321.40
  4. Step 4: Simplify right side
    183,862.20x = 37,798,498,081.98
  5. Step 5: Solve for x
    x = 37,798,498,081.98/183,862.20
  6. Step 6: Final answer
    x = 205,580.58

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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.