Home / 161,961.59-242,989.07-49,658.37

Finding the Fourth Proportional to 161,961.59, 242,989.07 and 49,658.37

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Solution

The fourth proportional to 161,961.59, 242,989.07 and 49,658.37 is: 74,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,961.59 : 242,989.07 = 49,658.37 : x
  2. Step 2: Convert to fraction form
    161,961.59/242,989.07 = 49,658.37/x
  3. Step 3: Cross multiply
    161,961.59x = 242,989.07 × 49,658.37
  4. Step 4: Simplify right side
    161,961.59x = 12,066,440,895.72
  5. Step 5: Solve for x
    x = 12,066,440,895.72/161,961.59
  6. Step 6: Final answer
    x = 74,501.87

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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.