Home / 106,055.39-146,356.81-58,311.77

Finding the Fourth Proportional to 106,055.39, 146,356.81 and 58,311.77

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Solution

The fourth proportional to 106,055.39, 146,356.81 and 58,311.77 is: 80,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,055.39 : 146,356.81 = 58,311.77 : x
  2. Step 2: Convert to fraction form
    106,055.39/146,356.81 = 58,311.77/x
  3. Step 3: Cross multiply
    106,055.39x = 146,356.81 × 58,311.77
  4. Step 4: Simplify right side
    106,055.39x = 8,534,323,765.09
  5. Step 5: Solve for x
    x = 8,534,323,765.09/106,055.39
  6. Step 6: Final answer
    x = 80,470.44

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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.