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Finding the Fourth Proportional to 14,881.56, 20,536.56 and 8,593.98

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Solution

The fourth proportional to 14,881.56, 20,536.56 and 8,593.98 is: 11,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.56 : 20,536.56 = 8,593.98 : x
  2. Step 2: Convert to fraction form
    14,881.56/20,536.56 = 8,593.98/x
  3. Step 3: Cross multiply
    14,881.56x = 20,536.56 × 8,593.98
  4. Step 4: Simplify right side
    14,881.56x = 176,490,785.91
  5. Step 5: Solve for x
    x = 176,490,785.91/14,881.56
  6. Step 6: Final answer
    x = 11,859.70

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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.