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Finding the Fourth Proportional to 85,152.66, 117,519.90 and 46,916.12

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Solution

The fourth proportional to 85,152.66, 117,519.90 and 46,916.12 is: 64,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,152.66 : 117,519.90 = 46,916.12 : x
  2. Step 2: Convert to fraction form
    85,152.66/117,519.90 = 46,916.12/x
  3. Step 3: Cross multiply
    85,152.66x = 117,519.90 × 46,916.12
  4. Step 4: Simplify right side
    85,152.66x = 5,513,578,112.84
  5. Step 5: Solve for x
    x = 5,513,578,112.84/85,152.66
  6. Step 6: Final answer
    x = 64,749.34

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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.