Home / 106,368.30-146,789.15-58,621.77

Finding the Fourth Proportional to 106,368.30, 146,789.15 and 58,621.77

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Solution

The fourth proportional to 106,368.30, 146,789.15 and 58,621.77 is: 80,898.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,368.30 : 146,789.15 = 58,621.77 : x
  2. Step 2: Convert to fraction form
    106,368.30/146,789.15 = 58,621.77/x
  3. Step 3: Cross multiply
    106,368.30x = 146,789.15 × 58,621.77
  4. Step 4: Simplify right side
    106,368.30x = 8,605,039,496.69
  5. Step 5: Solve for x
    x = 8,605,039,496.69/106,368.30
  6. Step 6: Final answer
    x = 80,898.53

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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.