Home / 106,034.12-146,327.24-58,287.75

Finding the Fourth Proportional to 106,034.12, 146,327.24 and 58,287.75

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Solution

The fourth proportional to 106,034.12, 146,327.24 and 58,287.75 is: 80,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,034.12 : 146,327.24 = 58,287.75 : x
  2. Step 2: Convert to fraction form
    106,034.12/146,327.24 = 58,287.75/x
  3. Step 3: Cross multiply
    106,034.12x = 146,327.24 × 58,287.75
  4. Step 4: Simplify right side
    106,034.12x = 8,529,085,840.60
  5. Step 5: Solve for x
    x = 8,529,085,840.60/106,034.12
  6. Step 6: Final answer
    x = 80,437.19

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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.