Home / 106,130.40-146,454.66-58,382.52

Finding the Fourth Proportional to 106,130.40, 146,454.66 and 58,382.52

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Solution

The fourth proportional to 106,130.40, 146,454.66 and 58,382.52 is: 80,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,130.40 : 146,454.66 = 58,382.52 : x
  2. Step 2: Convert to fraction form
    106,130.40/146,454.66 = 58,382.52/x
  3. Step 3: Cross multiply
    106,130.40x = 146,454.66 × 58,382.52
  4. Step 4: Simplify right side
    106,130.40x = 8,550,392,116.54
  5. Step 5: Solve for x
    x = 8,550,392,116.54/106,130.40
  6. Step 6: Final answer
    x = 80,564.97

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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.