Home / 106,943.20-147,583.44-58,549.36

Finding the Fourth Proportional to 106,943.20, 147,583.44 and 58,549.36

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Solution

The fourth proportional to 106,943.20, 147,583.44 and 58,549.36 is: 80,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,943.20 : 147,583.44 = 58,549.36 : x
  2. Step 2: Convert to fraction form
    106,943.20/147,583.44 = 58,549.36/x
  3. Step 3: Cross multiply
    106,943.20x = 147,583.44 × 58,549.36
  4. Step 4: Simplify right side
    106,943.20x = 8,640,915,958.60
  5. Step 5: Solve for x
    x = 8,640,915,958.60/106,943.20
  6. Step 6: Final answer
    x = 80,799.12

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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.