Home / 107,475.21-160,966.94-51,354.77

Finding the Fourth Proportional to 107,475.21, 160,966.94 and 51,354.77

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Solution

The fourth proportional to 107,475.21, 160,966.94 and 51,354.77 is: 76,914.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,475.21 : 160,966.94 = 51,354.77 : x
  2. Step 2: Convert to fraction form
    107,475.21/160,966.94 = 51,354.77/x
  3. Step 3: Cross multiply
    107,475.21x = 160,966.94 × 51,354.77
  4. Step 4: Simplify right side
    107,475.21x = 8,266,419,119.70
  5. Step 5: Solve for x
    x = 8,266,419,119.70/107,475.21
  6. Step 6: Final answer
    x = 76,914.66

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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.