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Finding the Fourth Proportional to 25,254.56, 37,883.36 and 7,724.54

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Solution

The fourth proportional to 25,254.56, 37,883.36 and 7,724.54 is: 11,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,254.56 : 37,883.36 = 7,724.54 : x
  2. Step 2: Convert to fraction form
    25,254.56/37,883.36 = 7,724.54/x
  3. Step 3: Cross multiply
    25,254.56x = 37,883.36 × 7,724.54
  4. Step 4: Simplify right side
    25,254.56x = 292,631,643.67
  5. Step 5: Solve for x
    x = 292,631,643.67/25,254.56
  6. Step 6: Final answer
    x = 11,587.28

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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.