Home / 106,330.32-146,735.12-58,582.56

Finding the Fourth Proportional to 106,330.32, 146,735.12 and 58,582.56

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Solution

The fourth proportional to 106,330.32, 146,735.12 and 58,582.56 is: 80,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,330.32 : 146,735.12 = 58,582.56 : x
  2. Step 2: Convert to fraction form
    106,330.32/146,735.12 = 58,582.56/x
  3. Step 3: Cross multiply
    106,330.32x = 146,735.12 × 58,582.56
  4. Step 4: Simplify right side
    106,330.32x = 8,596,118,971.51
  5. Step 5: Solve for x
    x = 8,596,118,971.51/106,330.32
  6. Step 6: Final answer
    x = 80,843.54

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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.