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Finding the Fourth Proportional to 60,776.82, 83,859.39 and 36,890.19

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Solution

The fourth proportional to 60,776.82, 83,859.39 and 36,890.19 is: 50,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,776.82 : 83,859.39 = 36,890.19 : x
  2. Step 2: Convert to fraction form
    60,776.82/83,859.39 = 36,890.19/x
  3. Step 3: Cross multiply
    60,776.82x = 83,859.39 × 36,890.19
  4. Step 4: Simplify right side
    60,776.82x = 3,093,588,830.38
  5. Step 5: Solve for x
    x = 3,093,588,830.38/60,776.82
  6. Step 6: Final answer
    x = 50,900.80

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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.