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Finding the Fourth Proportional to 25,046.80, 37,570.80 and 8,407.37

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Solution

The fourth proportional to 25,046.80, 37,570.80 and 8,407.37 is: 12,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,046.80 : 37,570.80 = 8,407.37 : x
  2. Step 2: Convert to fraction form
    25,046.80/37,570.80 = 8,407.37/x
  3. Step 3: Cross multiply
    25,046.80x = 37,570.80 × 8,407.37
  4. Step 4: Simplify right side
    25,046.80x = 315,871,616.80
  5. Step 5: Solve for x
    x = 315,871,616.80/25,046.80
  6. Step 6: Final answer
    x = 12,611.26

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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.