Home / 101,192.57-151,761.15-38,007.81

Finding the Fourth Proportional to 101,192.57, 151,761.15 and 38,007.81

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Solution

The fourth proportional to 101,192.57, 151,761.15 and 38,007.81 is: 57,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,192.57 : 151,761.15 = 38,007.81 : x
  2. Step 2: Convert to fraction form
    101,192.57/151,761.15 = 38,007.81/x
  3. Step 3: Cross multiply
    101,192.57x = 151,761.15 × 38,007.81
  4. Step 4: Simplify right side
    101,192.57x = 5,768,108,954.58
  5. Step 5: Solve for x
    x = 5,768,108,954.58/101,192.57
  6. Step 6: Final answer
    x = 57,001.31

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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.