Home / 55,714.10-76,890.69-31,836.12

Finding the Fourth Proportional to 55,714.10, 76,890.69 and 31,836.12

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Solution

The fourth proportional to 55,714.10, 76,890.69 and 31,836.12 is: 43,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,714.10 : 76,890.69 = 31,836.12 : x
  2. Step 2: Convert to fraction form
    55,714.10/76,890.69 = 31,836.12/x
  3. Step 3: Cross multiply
    55,714.10x = 76,890.69 × 31,836.12
  4. Step 4: Simplify right side
    55,714.10x = 2,447,901,233.72
  5. Step 5: Solve for x
    x = 2,447,901,233.72/55,714.10
  6. Step 6: Final answer
    x = 43,936.84

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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.