Home / 61,216.20-91,824.30-34,972.20

Finding the Fourth Proportional to 61,216.20, 91,824.30 and 34,972.20

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Solution

The fourth proportional to 61,216.20, 91,824.30 and 34,972.20 is: 52,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,216.20 : 91,824.30 = 34,972.20 : x
  2. Step 2: Convert to fraction form
    61,216.20/91,824.30 = 34,972.20/x
  3. Step 3: Cross multiply
    61,216.20x = 91,824.30 × 34,972.20
  4. Step 4: Simplify right side
    61,216.20x = 3,211,297,784.46
  5. Step 5: Solve for x
    x = 3,211,297,784.46/61,216.20
  6. Step 6: Final answer
    x = 52,458.30

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Similar ratio
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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.