Home / 106,064.32-146,372.52-58,321.32

Finding the Fourth Proportional to 106,064.32, 146,372.52 and 58,321.32

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Solution

The fourth proportional to 106,064.32, 146,372.52 and 58,321.32 is: 80,485.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,064.32 : 146,372.52 = 58,321.32 : x
  2. Step 2: Convert to fraction form
    106,064.32/146,372.52 = 58,321.32/x
  3. Step 3: Cross multiply
    106,064.32x = 146,372.52 × 58,321.32
  4. Step 4: Simplify right side
    106,064.32x = 8,536,638,578.13
  5. Step 5: Solve for x
    x = 8,536,638,578.13/106,064.32
  6. Step 6: Final answer
    x = 80,485.49

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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.