Home / 85,100.07-117,441.31-46,861.29

Finding the Fourth Proportional to 85,100.07, 117,441.31 and 46,861.29

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Solution

The fourth proportional to 85,100.07, 117,441.31 and 46,861.29 is: 64,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100.07 : 117,441.31 = 46,861.29 : x
  2. Step 2: Convert to fraction form
    85,100.07/117,441.31 = 46,861.29/x
  3. Step 3: Cross multiply
    85,100.07x = 117,441.31 × 46,861.29
  4. Step 4: Simplify right side
    85,100.07x = 5,503,451,168.74
  5. Step 5: Solve for x
    x = 5,503,451,168.74/85,100.07
  6. Step 6: Final answer
    x = 64,670.35

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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.