Home / 111,247.85-166,932.54-47,196.11

Finding the Fourth Proportional to 111,247.85, 166,932.54 and 47,196.11

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Solution

The fourth proportional to 111,247.85, 166,932.54 and 47,196.11 is: 70,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,247.85 : 166,932.54 = 47,196.11 : x
  2. Step 2: Convert to fraction form
    111,247.85/166,932.54 = 47,196.11/x
  3. Step 3: Cross multiply
    111,247.85x = 166,932.54 × 47,196.11
  4. Step 4: Simplify right side
    111,247.85x = 7,878,566,937.75
  5. Step 5: Solve for x
    x = 7,878,566,937.75/111,247.85
  6. Step 6: Final answer
    x = 70,819.95

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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.