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Finding the Fourth Proportional to 18,524.77, 25,564.16 and 10,026.89

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Solution

The fourth proportional to 18,524.77, 25,564.16 and 10,026.89 is: 13,837.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.77 : 25,564.16 = 10,026.89 : x
  2. Step 2: Convert to fraction form
    18,524.77/25,564.16 = 10,026.89/x
  3. Step 3: Cross multiply
    18,524.77x = 25,564.16 × 10,026.89
  4. Step 4: Simplify right side
    18,524.77x = 256,328,970.13
  5. Step 5: Solve for x
    x = 256,328,970.13/18,524.77
  6. Step 6: Final answer
    x = 13,837.09

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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.