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Finding the Fourth Proportional to 14,894.01, 20,552.54 and 8,606.79

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Solution

The fourth proportional to 14,894.01, 20,552.54 and 8,606.79 is: 11,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.01 : 20,552.54 = 8,606.79 : x
  2. Step 2: Convert to fraction form
    14,894.01/20,552.54 = 8,606.79/x
  3. Step 3: Cross multiply
    14,894.01x = 20,552.54 × 8,606.79
  4. Step 4: Simplify right side
    14,894.01x = 176,891,352.71
  5. Step 5: Solve for x
    x = 176,891,352.71/14,894.01
  6. Step 6: Final answer
    x = 11,876.68

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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.