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Finding the Fourth Proportional to 16,564.68, 22,864.68 and 10,605.24

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Solution

The fourth proportional to 16,564.68, 22,864.68 and 10,605.24 is: 14,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,564.68 : 22,864.68 = 10,605.24 : x
  2. Step 2: Convert to fraction form
    16,564.68/22,864.68 = 10,605.24/x
  3. Step 3: Cross multiply
    16,564.68x = 22,864.68 × 10,605.24
  4. Step 4: Simplify right side
    16,564.68x = 242,485,418.92
  5. Step 5: Solve for x
    x = 242,485,418.92/16,564.68
  6. Step 6: Final answer
    x = 14,638.70

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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.