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Finding the Fourth Proportional to 106,954.61, 160,431.48 and 26,992.76

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Solution

The fourth proportional to 106,954.61, 160,431.48 and 26,992.76 is: 40,489.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,954.61 : 160,431.48 = 26,992.76 : x
  2. Step 2: Convert to fraction form
    106,954.61/160,431.48 = 26,992.76/x
  3. Step 3: Cross multiply
    106,954.61x = 160,431.48 × 26,992.76
  4. Step 4: Simplify right side
    106,954.61x = 4,330,487,633.93
  5. Step 5: Solve for x
    x = 4,330,487,633.93/106,954.61
  6. Step 6: Final answer
    x = 40,489.02

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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.