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Finding the Fourth Proportional to 35,668.38, 53,473.38 and 13,469.16

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Solution

The fourth proportional to 35,668.38, 53,473.38 and 13,469.16 is: 20,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668.38 : 53,473.38 = 13,469.16 : x
  2. Step 2: Convert to fraction form
    35,668.38/53,473.38 = 13,469.16/x
  3. Step 3: Cross multiply
    35,668.38x = 53,473.38 × 13,469.16
  4. Step 4: Simplify right side
    35,668.38x = 720,241,510.96
  5. Step 5: Solve for x
    x = 720,241,510.96/35,668.38
  6. Step 6: Final answer
    x = 20,192.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.