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Finding the Fourth Proportional to 26,365.48, 39,546.99 and 9,724.30

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Solution

The fourth proportional to 26,365.48, 39,546.99 and 9,724.30 is: 14,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,365.48 : 39,546.99 = 9,724.30 : x
  2. Step 2: Convert to fraction form
    26,365.48/39,546.99 = 9,724.30/x
  3. Step 3: Cross multiply
    26,365.48x = 39,546.99 × 9,724.30
  4. Step 4: Simplify right side
    26,365.48x = 384,566,794.86
  5. Step 5: Solve for x
    x = 384,566,794.86/26,365.48
  6. Step 6: Final answer
    x = 14,586.00

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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.