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Finding the Fourth Proportional to 53,273.70, 79,910.55 and 29,897.10

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Solution

The fourth proportional to 53,273.70, 79,910.55 and 29,897.10 is: 44,845.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273.70 : 79,910.55 = 29,897.10 : x
  2. Step 2: Convert to fraction form
    53,273.70/79,910.55 = 29,897.10/x
  3. Step 3: Cross multiply
    53,273.70x = 79,910.55 × 29,897.10
  4. Step 4: Simplify right side
    53,273.70x = 2,389,093,704.41
  5. Step 5: Solve for x
    x = 2,389,093,704.41/53,273.70
  6. Step 6: Final answer
    x = 44,845.65

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Similar ratio
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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.