Home / 106,501.56-146,973.05-58,758.13

Finding the Fourth Proportional to 106,501.56, 146,973.05 and 58,758.13

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Solution

The fourth proportional to 106,501.56, 146,973.05 and 58,758.13 is: 81,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,501.56 : 146,973.05 = 58,758.13 : x
  2. Step 2: Convert to fraction form
    106,501.56/146,973.05 = 58,758.13/x
  3. Step 3: Cross multiply
    106,501.56x = 146,973.05 × 58,758.13
  4. Step 4: Simplify right side
    106,501.56x = 8,635,861,578.40
  5. Step 5: Solve for x
    x = 8,635,861,578.40/106,501.56
  6. Step 6: Final answer
    x = 81,086.71

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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.