Home / 161,767.47-242,651.81-49,447.25

Finding the Fourth Proportional to 161,767.47, 242,651.81 and 49,447.25

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Solution

The fourth proportional to 161,767.47, 242,651.81 and 49,447.25 is: 74,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,767.47 : 242,651.81 = 49,447.25 : x
  2. Step 2: Convert to fraction form
    161,767.47/242,651.81 = 49,447.25/x
  3. Step 3: Cross multiply
    161,767.47x = 242,651.81 × 49,447.25
  4. Step 4: Simplify right side
    161,767.47x = 11,998,463,251.53
  5. Step 5: Solve for x
    x = 11,998,463,251.53/161,767.47
  6. Step 6: Final answer
    x = 74,171.05

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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.