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Finding the Fourth Proportional to 25,039.76, 37,553.16 and 7,504.88

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Solution

The fourth proportional to 25,039.76, 37,553.16 and 7,504.88 is: 11,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,039.76 : 37,553.16 = 7,504.88 : x
  2. Step 2: Convert to fraction form
    25,039.76/37,553.16 = 7,504.88/x
  3. Step 3: Cross multiply
    25,039.76x = 37,553.16 × 7,504.88
  4. Step 4: Simplify right side
    25,039.76x = 281,831,959.42
  5. Step 5: Solve for x
    x = 281,831,959.42/25,039.76
  6. Step 6: Final answer
    x = 11,255.38

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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.