Home / 35,251.40-52,884.30-11,880.20

Finding the Fourth Proportional to 35,251.40, 52,884.30 and 11,880.20

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Solution

The fourth proportional to 35,251.40, 52,884.30 and 11,880.20 is: 17,822.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.40 : 52,884.30 = 11,880.20 : x
  2. Step 2: Convert to fraction form
    35,251.40/52,884.30 = 11,880.20/x
  3. Step 3: Cross multiply
    35,251.40x = 52,884.30 × 11,880.20
  4. Step 4: Simplify right side
    35,251.40x = 628,276,060.86
  5. Step 5: Solve for x
    x = 628,276,060.86/35,251.40
  6. Step 6: Final answer
    x = 17,822.73

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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.