Home / 106,568.19-147,063.31-58,821.53

Finding the Fourth Proportional to 106,568.19, 147,063.31 and 58,821.53

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Solution

The fourth proportional to 106,568.19, 147,063.31 and 58,821.53 is: 81,173.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.19 : 147,063.31 = 58,821.53 : x
  2. Step 2: Convert to fraction form
    106,568.19/147,063.31 = 58,821.53/x
  3. Step 3: Cross multiply
    106,568.19x = 147,063.31 × 58,821.53
  4. Step 4: Simplify right side
    106,568.19x = 8,650,488,901.06
  5. Step 5: Solve for x
    x = 8,650,488,901.06/106,568.19
  6. Step 6: Final answer
    x = 81,173.27

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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.