Home / 68,610.04-102,933.54-35,311.96

Finding the Fourth Proportional to 68,610.04, 102,933.54 and 35,311.96

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Solution

The fourth proportional to 68,610.04, 102,933.54 and 35,311.96 is: 52,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,610.04 : 102,933.54 = 35,311.96 : x
  2. Step 2: Convert to fraction form
    68,610.04/102,933.54 = 35,311.96/x
  3. Step 3: Cross multiply
    68,610.04x = 102,933.54 × 35,311.96
  4. Step 4: Simplify right side
    68,610.04x = 3,634,785,047.14
  5. Step 5: Solve for x
    x = 3,634,785,047.14/68,610.04
  6. Step 6: Final answer
    x = 52,977.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.