Home / 161,515.56-242,307.95-49,204.82

Finding the Fourth Proportional to 161,515.56, 242,307.95 and 49,204.82

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Solution

The fourth proportional to 161,515.56, 242,307.95 and 49,204.82 is: 73,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,515.56 : 242,307.95 = 49,204.82 : x
  2. Step 2: Convert to fraction form
    161,515.56/242,307.95 = 49,204.82/x
  3. Step 3: Cross multiply
    161,515.56x = 242,307.95 × 49,204.82
  4. Step 4: Simplify right side
    161,515.56x = 11,922,719,992.30
  5. Step 5: Solve for x
    x = 11,922,719,992.30/161,515.56
  6. Step 6: Final answer
    x = 73,817.78

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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.