Home / 106,099.20-158,803.20-82,598.40

Finding the Fourth Proportional to 106,099.20, 158,803.20 and 82,598.40

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Solution

The fourth proportional to 106,099.20, 158,803.20 and 82,598.40 is: 123,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,099.20 : 158,803.20 = 82,598.40 : x
  2. Step 2: Convert to fraction form
    106,099.20/158,803.20 = 82,598.40/x
  3. Step 3: Cross multiply
    106,099.20x = 158,803.20 × 82,598.40
  4. Step 4: Simplify right side
    106,099.20x = 13,116,890,234.88
  5. Step 5: Solve for x
    x = 13,116,890,234.88/106,099.20
  6. Step 6: Final answer
    x = 123,628.55

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1.5x scale

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.