Home / 49,793.40-74,703.30-21,701.40

Finding the Fourth Proportional to 49,793.40, 74,703.30 and 21,701.40

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Solution

The fourth proportional to 49,793.40, 74,703.30 and 21,701.40 is: 32,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,793.40 : 74,703.30 = 21,701.40 : x
  2. Step 2: Convert to fraction form
    49,793.40/74,703.30 = 21,701.40/x
  3. Step 3: Cross multiply
    49,793.40x = 74,703.30 × 21,701.40
  4. Step 4: Simplify right side
    49,793.40x = 1,621,166,194.62
  5. Step 5: Solve for x
    x = 1,621,166,194.62/49,793.40
  6. Step 6: Final answer
    x = 32,557.85

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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.