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Finding the Fourth Proportional to 62,173.72, 85,800.90 and 37,037.80

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Solution

The fourth proportional to 62,173.72, 85,800.90 and 37,037.80 is: 51,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,173.72 : 85,800.90 = 37,037.80 : x
  2. Step 2: Convert to fraction form
    62,173.72/85,800.90 = 37,037.80/x
  3. Step 3: Cross multiply
    62,173.72x = 85,800.90 × 37,037.80
  4. Step 4: Simplify right side
    62,173.72x = 3,177,876,574.02
  5. Step 5: Solve for x
    x = 3,177,876,574.02/62,173.72
  6. Step 6: Final answer
    x = 51,112.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.