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Finding the Fourth Proportional to 17,925.98, 26,888.97 and 8,537.54

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Solution

The fourth proportional to 17,925.98, 26,888.97 and 8,537.54 is: 12,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.98 : 26,888.97 = 8,537.54 : x
  2. Step 2: Convert to fraction form
    17,925.98/26,888.97 = 8,537.54/x
  3. Step 3: Cross multiply
    17,925.98x = 26,888.97 × 8,537.54
  4. Step 4: Simplify right side
    17,925.98x = 229,565,522.49
  5. Step 5: Solve for x
    x = 229,565,522.49/17,925.98
  6. Step 6: Final answer
    x = 12,806.30

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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.