Home / 107,963.24-148,989.47-60,219.68

Finding the Fourth Proportional to 107,963.24, 148,989.47 and 60,219.68

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Solution

The fourth proportional to 107,963.24, 148,989.47 and 60,219.68 is: 83,103.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,963.24 : 148,989.47 = 60,219.68 : x
  2. Step 2: Convert to fraction form
    107,963.24/148,989.47 = 60,219.68/x
  3. Step 3: Cross multiply
    107,963.24x = 148,989.47 × 60,219.68
  4. Step 4: Simplify right side
    107,963.24x = 8,972,097,160.72
  5. Step 5: Solve for x
    x = 8,972,097,160.72/107,963.24
  6. Step 6: Final answer
    x = 83,103.26

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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.