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Finding the Fourth Proportional to 61,895.44, 85,415.64 and 33,601.84

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Solution

The fourth proportional to 61,895.44, 85,415.64 and 33,601.84 is: 46,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,895.44 : 85,415.64 = 33,601.84 : x
  2. Step 2: Convert to fraction form
    61,895.44/85,415.64 = 33,601.84/x
  3. Step 3: Cross multiply
    61,895.44x = 85,415.64 × 33,601.84
  4. Step 4: Simplify right side
    61,895.44x = 2,870,122,668.78
  5. Step 5: Solve for x
    x = 2,870,122,668.78/61,895.44
  6. Step 6: Final answer
    x = 46,370.50

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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.