Home / 106,555.40-159,815.18-39,073.48

Finding the Fourth Proportional to 106,555.40, 159,815.18 and 39,073.48

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Solution

The fourth proportional to 106,555.40, 159,815.18 and 39,073.48 is: 58,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,555.40 : 159,815.18 = 39,073.48 : x
  2. Step 2: Convert to fraction form
    106,555.40/159,815.18 = 39,073.48/x
  3. Step 3: Cross multiply
    106,555.40x = 159,815.18 × 39,073.48
  4. Step 4: Simplify right side
    106,555.40x = 6,244,535,239.43
  5. Step 5: Solve for x
    x = 6,244,535,239.43/106,555.40
  6. Step 6: Final answer
    x = 58,603.65

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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.