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Finding the Fourth Proportional to 60,997.79, 91,487.27 and 16,628.12

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Solution

The fourth proportional to 60,997.79, 91,487.27 and 16,628.12 is: 24,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,997.79 : 91,487.27 = 16,628.12 : x
  2. Step 2: Convert to fraction form
    60,997.79/91,487.27 = 16,628.12/x
  3. Step 3: Cross multiply
    60,997.79x = 91,487.27 × 16,628.12
  4. Step 4: Simplify right side
    60,997.79x = 1,521,260,763.46
  5. Step 5: Solve for x
    x = 1,521,260,763.46/60,997.79
  6. Step 6: Final answer
    x = 24,939.61

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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.