Home / 52,087.68-71,873.28-29,420.64

Finding the Fourth Proportional to 52,087.68, 71,873.28 and 29,420.64

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Solution

The fourth proportional to 52,087.68, 71,873.28 and 29,420.64 is: 40,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087.68 : 71,873.28 = 29,420.64 : x
  2. Step 2: Convert to fraction form
    52,087.68/71,873.28 = 29,420.64/x
  3. Step 3: Cross multiply
    52,087.68x = 71,873.28 × 29,420.64
  4. Step 4: Simplify right side
    52,087.68x = 2,114,557,896.50
  5. Step 5: Solve for x
    x = 2,114,557,896.50/52,087.68
  6. Step 6: Final answer
    x = 40,596.12

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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.