Home / 43,270.08-64,878.84-16,943.28

Finding the Fourth Proportional to 43,270.08, 64,878.84 and 16,943.28

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Solution

The fourth proportional to 43,270.08, 64,878.84 and 16,943.28 is: 25,404.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,270.08 : 64,878.84 = 16,943.28 : x
  2. Step 2: Convert to fraction form
    43,270.08/64,878.84 = 16,943.28/x
  3. Step 3: Cross multiply
    43,270.08x = 64,878.84 × 16,943.28
  4. Step 4: Simplify right side
    43,270.08x = 1,099,260,352.20
  5. Step 5: Solve for x
    x = 1,099,260,352.20/43,270.08
  6. Step 6: Final answer
    x = 25,404.63

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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.