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Finding the Fourth Proportional to 14,873.76, 20,524.32 and 8,588.16

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Solution

The fourth proportional to 14,873.76, 20,524.32 and 8,588.16 is: 11,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,873.76 : 20,524.32 = 8,588.16 : x
  2. Step 2: Convert to fraction form
    14,873.76/20,524.32 = 8,588.16/x
  3. Step 3: Cross multiply
    14,873.76x = 20,524.32 × 8,588.16
  4. Step 4: Simplify right side
    14,873.76x = 176,266,144.05
  5. Step 5: Solve for x
    x = 176,266,144.05/14,873.76
  6. Step 6: Final answer
    x = 11,850.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.