Home / 106,436.70-146,883.67-58,691.74

Finding the Fourth Proportional to 106,436.70, 146,883.67 and 58,691.74

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Solution

The fourth proportional to 106,436.70, 146,883.67 and 58,691.74 is: 80,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436.70 : 146,883.67 = 58,691.74 : x
  2. Step 2: Convert to fraction form
    106,436.70/146,883.67 = 58,691.74/x
  3. Step 3: Cross multiply
    106,436.70x = 146,883.67 × 58,691.74
  4. Step 4: Simplify right side
    106,436.70x = 8,620,858,169.89
  5. Step 5: Solve for x
    x = 8,620,858,169.89/106,436.70
  6. Step 6: Final answer
    x = 80,995.17

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1.5x scale

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.