Home / 106,356.05-146,772.33-58,611.11

Finding the Fourth Proportional to 106,356.05, 146,772.33 and 58,611.11

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Solution

The fourth proportional to 106,356.05, 146,772.33 and 58,611.11 is: 80,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,356.05 : 146,772.33 = 58,611.11 : x
  2. Step 2: Convert to fraction form
    106,356.05/146,772.33 = 58,611.11/x
  3. Step 3: Cross multiply
    106,356.05x = 146,772.33 × 58,611.11
  4. Step 4: Simplify right side
    106,356.05x = 8,602,488,444.72
  5. Step 5: Solve for x
    x = 8,602,488,444.72/106,356.05
  6. Step 6: Final answer
    x = 80,883.87

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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.