Home / 269,433.60-371,821.02-148,579.80

Finding the Fourth Proportional to 269,433.60, 371,821.02 and 148,579.80

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Solution

The fourth proportional to 269,433.60, 371,821.02 and 148,579.80 is: 205,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,433.60 : 371,821.02 = 148,579.80 : x
  2. Step 2: Convert to fraction form
    269,433.60/371,821.02 = 148,579.80/x
  3. Step 3: Cross multiply
    269,433.60x = 371,821.02 × 148,579.80
  4. Step 4: Simplify right side
    269,433.60x = 55,245,092,787.40
  5. Step 5: Solve for x
    x = 55,245,092,787.40/269,433.60
  6. Step 6: Final answer
    x = 205,041.59

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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.