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Finding the Fourth Proportional to 27,596.16, 38,090.88 and 16,845.12

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Solution

The fourth proportional to 27,596.16, 38,090.88 and 16,845.12 is: 23,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,596.16 : 38,090.88 = 16,845.12 : x
  2. Step 2: Convert to fraction form
    27,596.16/38,090.88 = 16,845.12/x
  3. Step 3: Cross multiply
    27,596.16x = 38,090.88 × 16,845.12
  4. Step 4: Simplify right side
    27,596.16x = 641,645,444.51
  5. Step 5: Solve for x
    x = 641,645,444.51/27,596.16
  6. Step 6: Final answer
    x = 23,251.26

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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.