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Finding the Fourth Proportional to 36,798.94, 55,198.95 and 10,503.70

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Solution

The fourth proportional to 36,798.94, 55,198.95 and 10,503.70 is: 15,755.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,798.94 : 55,198.95 = 10,503.70 : x
  2. Step 2: Convert to fraction form
    36,798.94/55,198.95 = 10,503.70/x
  3. Step 3: Cross multiply
    36,798.94x = 55,198.95 × 10,503.70
  4. Step 4: Simplify right side
    36,798.94x = 579,793,073.12
  5. Step 5: Solve for x
    x = 579,793,073.12/36,798.94
  6. Step 6: Final answer
    x = 15,755.70

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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.