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Finding the Fourth Proportional to 34,891.50, 48,150.02 and 18,975.92

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Solution

The fourth proportional to 34,891.50, 48,150.02 and 18,975.92 is: 26,186.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,891.50 : 48,150.02 = 18,975.92 : x
  2. Step 2: Convert to fraction form
    34,891.50/48,150.02 = 18,975.92/x
  3. Step 3: Cross multiply
    34,891.50x = 48,150.02 × 18,975.92
  4. Step 4: Simplify right side
    34,891.50x = 913,690,927.52
  5. Step 5: Solve for x
    x = 913,690,927.52/34,891.50
  6. Step 6: Final answer
    x = 26,186.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.