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Finding the Fourth Proportional to 37,735.80, 56,603.70 and 16,999.80

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Solution

The fourth proportional to 37,735.80, 56,603.70 and 16,999.80 is: 25,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,735.80 : 56,603.70 = 16,999.80 : x
  2. Step 2: Convert to fraction form
    37,735.80/56,603.70 = 16,999.80/x
  3. Step 3: Cross multiply
    37,735.80x = 56,603.70 × 16,999.80
  4. Step 4: Simplify right side
    37,735.80x = 962,251,579.26
  5. Step 5: Solve for x
    x = 962,251,579.26/37,735.80
  6. Step 6: Final answer
    x = 25,499.70

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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.