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Finding the Fourth Proportional to 16,605.04, 22,918.32 and 9,536.32

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Solution

The fourth proportional to 16,605.04, 22,918.32 and 9,536.32 is: 13,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605.04 : 22,918.32 = 9,536.32 : x
  2. Step 2: Convert to fraction form
    16,605.04/22,918.32 = 9,536.32/x
  3. Step 3: Cross multiply
    16,605.04x = 22,918.32 × 9,536.32
  4. Step 4: Simplify right side
    16,605.04x = 218,556,433.38
  5. Step 5: Solve for x
    x = 218,556,433.38/16,605.04
  6. Step 6: Final answer
    x = 13,162.05

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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.