Home / 106,325.57-159,502.94-31,451.60

Finding the Fourth Proportional to 106,325.57, 159,502.94 and 31,451.60

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Solution

The fourth proportional to 106,325.57, 159,502.94 and 31,451.60 is: 47,181.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,325.57 : 159,502.94 = 31,451.60 : x
  2. Step 2: Convert to fraction form
    106,325.57/159,502.94 = 31,451.60/x
  3. Step 3: Cross multiply
    106,325.57x = 159,502.94 × 31,451.60
  4. Step 4: Simplify right side
    106,325.57x = 5,016,621,712.93
  5. Step 5: Solve for x
    x = 5,016,621,712.93/106,325.57
  6. Step 6: Final answer
    x = 47,181.71

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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.