Home / 61,947.80-92,917.94-21,968.76

Finding the Fourth Proportional to 61,947.80, 92,917.94 and 21,968.76

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Solution

The fourth proportional to 61,947.80, 92,917.94 and 21,968.76 is: 32,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947.80 : 92,917.94 = 21,968.76 : x
  2. Step 2: Convert to fraction form
    61,947.80/92,917.94 = 21,968.76/x
  3. Step 3: Cross multiply
    61,947.80x = 92,917.94 × 21,968.76
  4. Step 4: Simplify right side
    61,947.80x = 2,041,291,923.55
  5. Step 5: Solve for x
    x = 2,041,291,923.55/61,947.80
  6. Step 6: Final answer
    x = 32,951.81

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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.