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Finding the Fourth Proportional to 85,180.86, 117,548.01 and 46,943.96

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Solution

The fourth proportional to 85,180.86, 117,548.01 and 46,943.96 is: 64,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,180.86 : 117,548.01 = 46,943.96 : x
  2. Step 2: Convert to fraction form
    85,180.86/117,548.01 = 46,943.96/x
  3. Step 3: Cross multiply
    85,180.86x = 117,548.01 × 46,943.96
  4. Step 4: Simplify right side
    85,180.86x = 5,518,168,491.78
  5. Step 5: Solve for x
    x = 5,518,168,491.78/85,180.86
  6. Step 6: Final answer
    x = 64,781.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.