Home / 106,191.29-159,314.54-39,631.93

Finding the Fourth Proportional to 106,191.29, 159,314.54 and 39,631.93

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Solution

The fourth proportional to 106,191.29, 159,314.54 and 39,631.93 is: 59,458.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,191.29 : 159,314.54 = 39,631.93 : x
  2. Step 2: Convert to fraction form
    106,191.29/159,314.54 = 39,631.93/x
  3. Step 3: Cross multiply
    106,191.29x = 159,314.54 × 39,631.93
  4. Step 4: Simplify right side
    106,191.29x = 6,313,942,100.82
  5. Step 5: Solve for x
    x = 6,313,942,100.82/106,191.29
  6. Step 6: Final answer
    x = 59,458.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.