Home / 61,949.50-92,924.26-20,399.74

Finding the Fourth Proportional to 61,949.50, 92,924.26 and 20,399.74

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Solution

The fourth proportional to 61,949.50, 92,924.26 and 20,399.74 is: 30,599.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,949.50 : 92,924.26 = 20,399.74 : x
  2. Step 2: Convert to fraction form
    61,949.50/92,924.26 = 20,399.74/x
  3. Step 3: Cross multiply
    61,949.50x = 92,924.26 × 20,399.74
  4. Step 4: Simplify right side
    61,949.50x = 1,895,630,743.69
  5. Step 5: Solve for x
    x = 1,895,630,743.69/61,949.50
  6. Step 6: Final answer
    x = 30,599.61

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1.5x scale

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.