Home / 47,261.97-70,917.66-30,617.69

Finding the Fourth Proportional to 47,261.97, 70,917.66 and 30,617.69

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Solution

The fourth proportional to 47,261.97, 70,917.66 and 30,617.69 is: 45,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261.97 : 70,917.66 = 30,617.69 : x
  2. Step 2: Convert to fraction form
    47,261.97/70,917.66 = 30,617.69/x
  3. Step 3: Cross multiply
    47,261.97x = 70,917.66 × 30,617.69
  4. Step 4: Simplify right side
    47,261.97x = 2,171,334,574.82
  5. Step 5: Solve for x
    x = 2,171,334,574.82/47,261.97
  6. Step 6: Final answer
    x = 45,942.53

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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.