Home / 106,118.73-146,440.74-58,372.05

Finding the Fourth Proportional to 106,118.73, 146,440.74 and 58,372.05

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Solution

The fourth proportional to 106,118.73, 146,440.74 and 58,372.05 is: 80,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,118.73 : 146,440.74 = 58,372.05 : x
  2. Step 2: Convert to fraction form
    106,118.73/146,440.74 = 58,372.05/x
  3. Step 3: Cross multiply
    106,118.73x = 146,440.74 × 58,372.05
  4. Step 4: Simplify right side
    106,118.73x = 8,548,046,197.32
  5. Step 5: Solve for x
    x = 8,548,046,197.32/106,118.73
  6. Step 6: Final answer
    x = 80,551.72

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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.