Home / 34,187.94-47,179.20-19,080.42

Finding the Fourth Proportional to 34,187.94, 47,179.20 and 19,080.42

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Solution

The fourth proportional to 34,187.94, 47,179.20 and 19,080.42 is: 26,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.94 : 47,179.20 = 19,080.42 : x
  2. Step 2: Convert to fraction form
    34,187.94/47,179.20 = 19,080.42/x
  3. Step 3: Cross multiply
    34,187.94x = 47,179.20 × 19,080.42
  4. Step 4: Simplify right side
    34,187.94x = 900,198,951.26
  5. Step 5: Solve for x
    x = 900,198,951.26/34,187.94
  6. Step 6: Final answer
    x = 26,330.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.