Home / 106,349.10-146,764.90-58,605.53

Finding the Fourth Proportional to 106,349.10, 146,764.90 and 58,605.53

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Solution

The fourth proportional to 106,349.10, 146,764.90 and 58,605.53 is: 80,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,349.10 : 146,764.90 = 58,605.53 : x
  2. Step 2: Convert to fraction form
    106,349.10/146,764.90 = 58,605.53/x
  3. Step 3: Cross multiply
    106,349.10x = 146,764.90 × 58,605.53
  4. Step 4: Simplify right side
    106,349.10x = 8,601,233,759.67
  5. Step 5: Solve for x
    x = 8,601,233,759.67/106,349.10
  6. Step 6: Final answer
    x = 80,877.35

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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.