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Finding the Fourth Proportional to 34,375.40, 51,524.70 and 19,591.40

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Solution

The fourth proportional to 34,375.40, 51,524.70 and 19,591.40 is: 29,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,375.40 : 51,524.70 = 19,591.40 : x
  2. Step 2: Convert to fraction form
    34,375.40/51,524.70 = 19,591.40/x
  3. Step 3: Cross multiply
    34,375.40x = 51,524.70 × 19,591.40
  4. Step 4: Simplify right side
    34,375.40x = 1,009,441,007.58
  5. Step 5: Solve for x
    x = 1,009,441,007.58/34,375.40
  6. Step 6: Final answer
    x = 29,365.21

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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.