Home / 161,885.05-242,827.58-114,645.85

Finding the Fourth Proportional to 161,885.05, 242,827.58 and 114,645.85

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Solution

The fourth proportional to 161,885.05, 242,827.58 and 114,645.85 is: 171,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,885.05 : 242,827.58 = 114,645.85 : x
  2. Step 2: Convert to fraction form
    161,885.05/242,827.58 = 114,645.85/x
  3. Step 3: Cross multiply
    161,885.05x = 242,827.58 × 114,645.85
  4. Step 4: Simplify right side
    161,885.05x = 27,839,173,739.31
  5. Step 5: Solve for x
    x = 27,839,173,739.31/161,885.05
  6. Step 6: Final answer
    x = 171,968.78

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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.