Home / 107,963.23-148,989.47-60,219.67

Finding the Fourth Proportional to 107,963.23, 148,989.47 and 60,219.67

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Solution

The fourth proportional to 107,963.23, 148,989.47 and 60,219.67 is: 83,103.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,963.23 : 148,989.47 = 60,219.67 : x
  2. Step 2: Convert to fraction form
    107,963.23/148,989.47 = 60,219.67/x
  3. Step 3: Cross multiply
    107,963.23x = 148,989.47 × 60,219.67
  4. Step 4: Simplify right side
    107,963.23x = 8,972,096,716.87
  5. Step 5: Solve for x
    x = 8,972,096,716.87/107,963.23
  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.