Home / 144,787.80-217,181.70-44,947.20

Finding the Fourth Proportional to 144,787.80, 217,181.70 and 44,947.20

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Solution

The fourth proportional to 144,787.80, 217,181.70 and 44,947.20 is: 67,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,787.80 : 217,181.70 = 44,947.20 : x
  2. Step 2: Convert to fraction form
    144,787.80/217,181.70 = 44,947.20/x
  3. Step 3: Cross multiply
    144,787.80x = 217,181.70 × 44,947.20
  4. Step 4: Simplify right side
    144,787.80x = 9,761,709,306.24
  5. Step 5: Solve for x
    x = 9,761,709,306.24/144,787.80
  6. Step 6: Final answer
    x = 67,420.80

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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.