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Finding the Fourth Proportional to 61,895.42, 85,417.44 and 33,602.96

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Solution

The fourth proportional to 61,895.42, 85,417.44 and 33,602.96 is: 46,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,895.42 : 85,417.44 = 33,602.96 : x
  2. Step 2: Convert to fraction form
    61,895.42/85,417.44 = 33,602.96/x
  3. Step 3: Cross multiply
    61,895.42x = 85,417.44 × 33,602.96
  4. Step 4: Simplify right side
    61,895.42x = 2,870,278,819.62
  5. Step 5: Solve for x
    x = 2,870,278,819.62/61,895.42
  6. Step 6: Final answer
    x = 46,373.04

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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.