Home / 106,977.14-147,630.72-58,581.12

Finding the Fourth Proportional to 106,977.14, 147,630.72 and 58,581.12

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Solution

The fourth proportional to 106,977.14, 147,630.72 and 58,581.12 is: 80,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,977.14 : 147,630.72 = 58,581.12 : x
  2. Step 2: Convert to fraction form
    106,977.14/147,630.72 = 58,581.12/x
  3. Step 3: Cross multiply
    106,977.14x = 147,630.72 × 58,581.12
  4. Step 4: Simplify right side
    106,977.14x = 8,648,372,924.01
  5. Step 5: Solve for x
    x = 8,648,372,924.01/106,977.14
  6. Step 6: Final answer
    x = 80,843.19

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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.