Home / 30,200.37-41,677.07-16,772.87

Finding the Fourth Proportional to 30,200.37, 41,677.07 and 16,772.87

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Solution

The fourth proportional to 30,200.37, 41,677.07 and 16,772.87 is: 23,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200.37 : 41,677.07 = 16,772.87 : x
  2. Step 2: Convert to fraction form
    30,200.37/41,677.07 = 16,772.87/x
  3. Step 3: Cross multiply
    30,200.37x = 41,677.07 × 16,772.87
  4. Step 4: Simplify right side
    30,200.37x = 699,044,077.09
  5. Step 5: Solve for x
    x = 699,044,077.09/30,200.37
  6. Step 6: Final answer
    x = 23,146.87

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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.