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Finding the Fourth Proportional to 9,951.92, 14,927.39 and 3,711.45

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Solution

The fourth proportional to 9,951.92, 14,927.39 and 3,711.45 is: 5,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.92 : 14,927.39 = 3,711.45 : x
  2. Step 2: Convert to fraction form
    9,951.92/14,927.39 = 3,711.45/x
  3. Step 3: Cross multiply
    9,951.92x = 14,927.39 × 3,711.45
  4. Step 4: Simplify right side
    9,951.92x = 55,402,186.98
  5. Step 5: Solve for x
    x = 55,402,186.98/9,951.92
  6. Step 6: Final answer
    x = 5,566.98

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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.