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Finding the Fourth Proportional to 29,318.54, 43,946.82 and 9,591.80

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Solution

The fourth proportional to 29,318.54, 43,946.82 and 9,591.80 is: 14,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.54 : 43,946.82 = 9,591.80 : x
  2. Step 2: Convert to fraction form
    29,318.54/43,946.82 = 9,591.80/x
  3. Step 3: Cross multiply
    29,318.54x = 43,946.82 × 9,591.80
  4. Step 4: Simplify right side
    29,318.54x = 421,528,888.34
  5. Step 5: Solve for x
    x = 421,528,888.34/29,318.54
  6. Step 6: Final answer
    x = 14,377.56

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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.