Home / 149,444.52-206,237.27-84,911.61

Finding the Fourth Proportional to 149,444.52, 206,237.27 and 84,911.61

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Solution

The fourth proportional to 149,444.52, 206,237.27 and 84,911.61 is: 117,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,444.52 : 206,237.27 = 84,911.61 : x
  2. Step 2: Convert to fraction form
    149,444.52/206,237.27 = 84,911.61/x
  3. Step 3: Cross multiply
    149,444.52x = 206,237.27 × 84,911.61
  4. Step 4: Simplify right side
    149,444.52x = 17,511,938,637.70
  5. Step 5: Solve for x
    x = 17,511,938,637.70/149,444.52
  6. Step 6: Final answer
    x = 117,180.20

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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.