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Finding the Fourth Proportional to 62,569.09, 86,324.21 and 35,692.68

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Solution

The fourth proportional to 62,569.09, 86,324.21 and 35,692.68 is: 49,243.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,569.09 : 86,324.21 = 35,692.68 : x
  2. Step 2: Convert to fraction form
    62,569.09/86,324.21 = 35,692.68/x
  3. Step 3: Cross multiply
    62,569.09x = 86,324.21 × 35,692.68
  4. Step 4: Simplify right side
    62,569.09x = 3,081,142,403.78
  5. Step 5: Solve for x
    x = 3,081,142,403.78/62,569.09
  6. Step 6: Final answer
    x = 49,243.84

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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.