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Finding the Fourth Proportional to 18,494.96, 25,521.96 and 10,536.08

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Solution

The fourth proportional to 18,494.96, 25,521.96 and 10,536.08 is: 14,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.96 : 25,521.96 = 10,536.08 : x
  2. Step 2: Convert to fraction form
    18,494.96/25,521.96 = 10,536.08/x
  3. Step 3: Cross multiply
    18,494.96x = 25,521.96 × 10,536.08
  4. Step 4: Simplify right side
    18,494.96x = 268,901,412.32
  5. Step 5: Solve for x
    x = 268,901,412.32/18,494.96
  6. Step 6: Final answer
    x = 14,539.17

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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.