Home / 341,926.70-512,884.37-131,610.20

Finding the Fourth Proportional to 341,926.70, 512,884.37 and 131,610.20

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Solution

The fourth proportional to 341,926.70, 512,884.37 and 131,610.20 is: 197,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,926.70 : 512,884.37 = 131,610.20 : x
  2. Step 2: Convert to fraction form
    341,926.70/512,884.37 = 131,610.20/x
  3. Step 3: Cross multiply
    341,926.70x = 512,884.37 × 131,610.20
  4. Step 4: Simplify right side
    341,926.70x = 67,500,812,277.18
  5. Step 5: Solve for x
    x = 67,500,812,277.18/341,926.70
  6. Step 6: Final answer
    x = 197,413.11

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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.