Home / 49,947.60-68,787.36-48,858.96

Finding the Fourth Proportional to 49,947.60, 68,787.36 and 48,858.96

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Solution

The fourth proportional to 49,947.60, 68,787.36 and 48,858.96 is: 67,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,947.60 : 68,787.36 = 48,858.96 : x
  2. Step 2: Convert to fraction form
    49,947.60/68,787.36 = 48,858.96/x
  3. Step 3: Cross multiply
    49,947.60x = 68,787.36 × 48,858.96
  4. Step 4: Simplify right side
    49,947.60x = 3,360,878,870.75
  5. Step 5: Solve for x
    x = 3,360,878,870.75/49,947.60
  6. Step 6: Final answer
    x = 67,288.10

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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.