Home / 198,585.88-274,180.48-152,563.56

Finding the Fourth Proportional to 198,585.88, 274,180.48 and 152,563.56

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Solution

The fourth proportional to 198,585.88, 274,180.48 and 152,563.56 is: 210,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,585.88 : 274,180.48 = 152,563.56 : x
  2. Step 2: Convert to fraction form
    198,585.88/274,180.48 = 152,563.56/x
  3. Step 3: Cross multiply
    198,585.88x = 274,180.48 × 152,563.56
  4. Step 4: Simplify right side
    198,585.88x = 41,829,950,111.31
  5. Step 5: Solve for x
    x = 41,829,950,111.31/198,585.88
  6. Step 6: Final answer
    x = 210,639.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.