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Finding the Fourth Proportional to 158,218.75, 237,367.01 and 47,410.75

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Solution

The fourth proportional to 158,218.75, 237,367.01 and 47,410.75 is: 71,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,218.75 : 237,367.01 = 47,410.75 : x
  2. Step 2: Convert to fraction form
    158,218.75/237,367.01 = 47,410.75/x
  3. Step 3: Cross multiply
    158,218.75x = 237,367.01 × 47,410.75
  4. Step 4: Simplify right side
    158,218.75x = 11,253,747,969.36
  5. Step 5: Solve for x
    x = 11,253,747,969.36/158,218.75
  6. Step 6: Final answer
    x = 71,127.78

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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.