Home / 101,046.05-151,434.42-47,752.18

Finding the Fourth Proportional to 101,046.05, 151,434.42 and 47,752.18

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Solution

The fourth proportional to 101,046.05, 151,434.42 and 47,752.18 is: 71,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,046.05 : 151,434.42 = 47,752.18 : x
  2. Step 2: Convert to fraction form
    101,046.05/151,434.42 = 47,752.18/x
  3. Step 3: Cross multiply
    101,046.05x = 151,434.42 × 47,752.18
  4. Step 4: Simplify right side
    101,046.05x = 7,231,322,975.93
  5. Step 5: Solve for x
    x = 7,231,322,975.93/101,046.05
  6. Step 6: Final answer
    x = 71,564.63

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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.