Home / 106,460.20-159,587.90-82,754.60

Finding the Fourth Proportional to 106,460.20, 159,587.90 and 82,754.60

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Solution

The fourth proportional to 106,460.20, 159,587.90 and 82,754.60 is: 124,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,460.20 : 159,587.90 = 82,754.60 : x
  2. Step 2: Convert to fraction form
    106,460.20/159,587.90 = 82,754.60/x
  3. Step 3: Cross multiply
    106,460.20x = 159,587.90 × 82,754.60
  4. Step 4: Simplify right side
    106,460.20x = 13,206,632,829.34
  5. Step 5: Solve for x
    x = 13,206,632,829.34/106,460.20
  6. Step 6: Final answer
    x = 124,052.30

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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.