Home / 61,664.32-85,097.18-36,185.77

Finding the Fourth Proportional to 61,664.32, 85,097.18 and 36,185.77

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Solution

The fourth proportional to 61,664.32, 85,097.18 and 36,185.77 is: 49,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,664.32 : 85,097.18 = 36,185.77 : x
  2. Step 2: Convert to fraction form
    61,664.32/85,097.18 = 36,185.77/x
  3. Step 3: Cross multiply
    61,664.32x = 85,097.18 × 36,185.77
  4. Step 4: Simplify right side
    61,664.32x = 3,079,307,179.96
  5. Step 5: Solve for x
    x = 3,079,307,179.96/61,664.32
  6. Step 6: Final answer
    x = 49,936.61

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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.