Home / 106,436.82-146,883.81-58,691.88

Finding the Fourth Proportional to 106,436.82, 146,883.81 and 58,691.88

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Solution

The fourth proportional to 106,436.82, 146,883.81 and 58,691.88 is: 80,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436.82 : 146,883.81 = 58,691.88 : x
  2. Step 2: Convert to fraction form
    106,436.82/146,883.81 = 58,691.88/x
  3. Step 3: Cross multiply
    106,436.82x = 146,883.81 × 58,691.88
  4. Step 4: Simplify right side
    106,436.82x = 8,620,886,950.46
  5. Step 5: Solve for x
    x = 8,620,886,950.46/106,436.82
  6. Step 6: Final answer
    x = 80,995.34

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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.