Home / 52,172.45-71,997.41-29,511.08

Finding the Fourth Proportional to 52,172.45, 71,997.41 and 29,511.08

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Solution

The fourth proportional to 52,172.45, 71,997.41 and 29,511.08 is: 40,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,172.45 : 71,997.41 = 29,511.08 : x
  2. Step 2: Convert to fraction form
    52,172.45/71,997.41 = 29,511.08/x
  3. Step 3: Cross multiply
    52,172.45x = 71,997.41 × 29,511.08
  4. Step 4: Simplify right side
    52,172.45x = 2,124,721,040.09
  5. Step 5: Solve for x
    x = 2,124,721,040.09/52,172.45
  6. Step 6: Final answer
    x = 40,724.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.