Home / 105,929.25-146,182.50-58,183.53

Finding the Fourth Proportional to 105,929.25, 146,182.50 and 58,183.53

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Solution

The fourth proportional to 105,929.25, 146,182.50 and 58,183.53 is: 80,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,929.25 : 146,182.50 = 58,183.53 : x
  2. Step 2: Convert to fraction form
    105,929.25/146,182.50 = 58,183.53/x
  3. Step 3: Cross multiply
    105,929.25x = 146,182.50 × 58,183.53
  4. Step 4: Simplify right side
    105,929.25x = 8,505,413,874.23
  5. Step 5: Solve for x
    x = 8,505,413,874.23/105,929.25
  6. Step 6: Final answer
    x = 80,293.35

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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.