Home / 47,961.27-66,217.37-30,973.14

Finding the Fourth Proportional to 47,961.27, 66,217.37 and 30,973.14

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Solution

The fourth proportional to 47,961.27, 66,217.37 and 30,973.14 is: 42,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,961.27 : 66,217.37 = 30,973.14 : x
  2. Step 2: Convert to fraction form
    47,961.27/66,217.37 = 30,973.14/x
  3. Step 3: Cross multiply
    47,961.27x = 66,217.37 × 30,973.14
  4. Step 4: Simplify right side
    47,961.27x = 2,050,959,716.58
  5. Step 5: Solve for x
    x = 2,050,959,716.58/47,961.27
  6. Step 6: Final answer
    x = 42,762.83

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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.