Home / 61,738.74-92,621.08-20,182.50

Finding the Fourth Proportional to 61,738.74, 92,621.08 and 20,182.50

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Solution

The fourth proportional to 61,738.74, 92,621.08 and 20,182.50 is: 30,277.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,738.74 : 92,621.08 = 20,182.50 : x
  2. Step 2: Convert to fraction form
    61,738.74/92,621.08 = 20,182.50/x
  3. Step 3: Cross multiply
    61,738.74x = 92,621.08 × 20,182.50
  4. Step 4: Simplify right side
    61,738.74x = 1,869,324,947.10
  5. Step 5: Solve for x
    x = 1,869,324,947.10/61,738.74
  6. Step 6: Final answer
    x = 30,277.99

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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.