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Finding the Fourth Proportional to 61,903.78, 85,429.26 and 35,045.74

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Solution

The fourth proportional to 61,903.78, 85,429.26 and 35,045.74 is: 48,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,903.78 : 85,429.26 = 35,045.74 : x
  2. Step 2: Convert to fraction form
    61,903.78/85,429.26 = 35,045.74/x
  3. Step 3: Cross multiply
    61,903.78x = 85,429.26 × 35,045.74
  4. Step 4: Simplify right side
    61,903.78x = 2,993,931,634.35
  5. Step 5: Solve for x
    x = 2,993,931,634.35/61,903.78
  6. Step 6: Final answer
    x = 48,364.28

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