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Finding the Fourth Proportional to 154,614.96, 231,924.60 and 43,806.96

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Solution

The fourth proportional to 154,614.96, 231,924.60 and 43,806.96 is: 65,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,614.96 : 231,924.60 = 43,806.96 : x
  2. Step 2: Convert to fraction form
    154,614.96/231,924.60 = 43,806.96/x
  3. Step 3: Cross multiply
    154,614.96x = 231,924.60 × 43,806.96
  4. Step 4: Simplify right side
    154,614.96x = 10,159,911,675.22
  5. Step 5: Solve for x
    x = 10,159,911,675.22/154,614.96
  6. Step 6: Final answer
    x = 65,711.05

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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.