Home / 106,449.08-159,492.87-64,240.48

Finding the Fourth Proportional to 106,449.08, 159,492.87 and 64,240.48

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Solution

The fourth proportional to 106,449.08, 159,492.87 and 64,240.48 is: 96,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,449.08 : 159,492.87 = 64,240.48 : x
  2. Step 2: Convert to fraction form
    106,449.08/159,492.87 = 64,240.48/x
  3. Step 3: Cross multiply
    106,449.08x = 159,492.87 × 64,240.48
  4. Step 4: Simplify right side
    106,449.08x = 10,245,898,126.65
  5. Step 5: Solve for x
    x = 10,245,898,126.65/106,449.08
  6. Step 6: Final answer
    x = 96,251.63

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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.