Home / 106,080.64-146,395.03-58,337.62

Finding the Fourth Proportional to 106,080.64, 146,395.03 and 58,337.62

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Solution

The fourth proportional to 106,080.64, 146,395.03 and 58,337.62 is: 80,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,080.64 : 146,395.03 = 58,337.62 : x
  2. Step 2: Convert to fraction form
    106,080.64/146,395.03 = 58,337.62/x
  3. Step 3: Cross multiply
    106,080.64x = 146,395.03 × 58,337.62
  4. Step 4: Simplify right side
    106,080.64x = 8,540,336,898.05
  5. Step 5: Solve for x
    x = 8,540,336,898.05/106,080.64
  6. Step 6: Final answer
    x = 80,507.97

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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.