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Finding the Fourth Proportional to 84,093.72, 116,050.16 and 46,369.32

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Solution

The fourth proportional to 84,093.72, 116,050.16 and 46,369.32 is: 63,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,093.72 : 116,050.16 = 46,369.32 : x
  2. Step 2: Convert to fraction form
    84,093.72/116,050.16 = 46,369.32/x
  3. Step 3: Cross multiply
    84,093.72x = 116,050.16 × 46,369.32
  4. Step 4: Simplify right side
    84,093.72x = 5,381,167,005.09
  5. Step 5: Solve for x
    x = 5,381,167,005.09/84,093.72
  6. Step 6: Final answer
    x = 63,990.12

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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.