Home / 52,837.88-72,916.34-28,965.42

Finding the Fourth Proportional to 52,837.88, 72,916.34 and 28,965.42

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Solution

The fourth proportional to 52,837.88, 72,916.34 and 28,965.42 is: 39,972.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,837.88 : 72,916.34 = 28,965.42 : x
  2. Step 2: Convert to fraction form
    52,837.88/72,916.34 = 28,965.42/x
  3. Step 3: Cross multiply
    52,837.88x = 72,916.34 × 28,965.42
  4. Step 4: Simplify right side
    52,837.88x = 2,112,052,268.14
  5. Step 5: Solve for x
    x = 2,112,052,268.14/52,837.88
  6. Step 6: Final answer
    x = 39,972.32

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