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Finding the Fourth Proportional to 25,305.44, 37,959.99 and 9,723.07

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Solution

The fourth proportional to 25,305.44, 37,959.99 and 9,723.07 is: 14,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.44 : 37,959.99 = 9,723.07 : x
  2. Step 2: Convert to fraction form
    25,305.44/37,959.99 = 9,723.07/x
  3. Step 3: Cross multiply
    25,305.44x = 37,959.99 × 9,723.07
  4. Step 4: Simplify right side
    25,305.44x = 369,087,401.55
  5. Step 5: Solve for x
    x = 369,087,401.55/25,305.44
  6. Step 6: Final answer
    x = 14,585.30

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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.