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Finding the Fourth Proportional to 37,325.97, 51,509.84 and 20,558.97

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Solution

The fourth proportional to 37,325.97, 51,509.84 and 20,558.97 is: 28,371.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,325.97 : 51,509.84 = 20,558.97 : x
  2. Step 2: Convert to fraction form
    37,325.97/51,509.84 = 20,558.97/x
  3. Step 3: Cross multiply
    37,325.97x = 51,509.84 × 20,558.97
  4. Step 4: Simplify right side
    37,325.97x = 1,058,989,255.26
  5. Step 5: Solve for x
    x = 1,058,989,255.26/37,325.97
  6. Step 6: Final answer
    x = 28,371.38

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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.