Home / 43,273.62-64,919.25-16,618.50

Finding the Fourth Proportional to 43,273.62, 64,919.25 and 16,618.50

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Solution

The fourth proportional to 43,273.62, 64,919.25 and 16,618.50 is: 24,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,273.62 : 64,919.25 = 16,618.50 : x
  2. Step 2: Convert to fraction form
    43,273.62/64,919.25 = 16,618.50/x
  3. Step 3: Cross multiply
    43,273.62x = 64,919.25 × 16,618.50
  4. Step 4: Simplify right side
    43,273.62x = 1,078,860,556.13
  5. Step 5: Solve for x
    x = 1,078,860,556.13/43,273.62
  6. Step 6: Final answer
    x = 24,931.14

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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.