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Finding the Fourth Proportional to 61,935.33, 85,443.33 and 36,770.25

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Solution

The fourth proportional to 61,935.33, 85,443.33 and 36,770.25 is: 50,726.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,935.33 : 85,443.33 = 36,770.25 : x
  2. Step 2: Convert to fraction form
    61,935.33/85,443.33 = 36,770.25/x
  3. Step 3: Cross multiply
    61,935.33x = 85,443.33 × 36,770.25
  4. Step 4: Simplify right side
    61,935.33x = 3,141,772,604.93
  5. Step 5: Solve for x
    x = 3,141,772,604.93/61,935.33
  6. Step 6: Final answer
    x = 50,726.66

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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.