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Finding the Fourth Proportional to 15,951.41, 23,927.13 and 7,176.08

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Solution

The fourth proportional to 15,951.41, 23,927.13 and 7,176.08 is: 10,764.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.41 : 23,927.13 = 7,176.08 : x
  2. Step 2: Convert to fraction form
    15,951.41/23,927.13 = 7,176.08/x
  3. Step 3: Cross multiply
    15,951.41x = 23,927.13 × 7,176.08
  4. Step 4: Simplify right side
    15,951.41x = 171,702,999.05
  5. Step 5: Solve for x
    x = 171,702,999.05/15,951.41
  6. Step 6: Final answer
    x = 10,764.13

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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.