Home / 161,704.37-242,551.08-49,380.05

Finding the Fourth Proportional to 161,704.37, 242,551.08 and 49,380.05

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Solution

The fourth proportional to 161,704.37, 242,551.08 and 49,380.05 is: 74,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,704.37 : 242,551.08 = 49,380.05 : x
  2. Step 2: Convert to fraction form
    161,704.37/242,551.08 = 49,380.05/x
  3. Step 3: Cross multiply
    161,704.37x = 242,551.08 × 49,380.05
  4. Step 4: Simplify right side
    161,704.37x = 11,977,183,245.20
  5. Step 5: Solve for x
    x = 11,977,183,245.20/161,704.37
  6. Step 6: Final answer
    x = 74,068.40

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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.