Home / 57,286.87-79,038.15-33,396.63

Finding the Fourth Proportional to 57,286.87, 79,038.15 and 33,396.63

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Solution

The fourth proportional to 57,286.87, 79,038.15 and 33,396.63 is: 46,077.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,286.87 : 79,038.15 = 33,396.63 : x
  2. Step 2: Convert to fraction form
    57,286.87/79,038.15 = 33,396.63/x
  3. Step 3: Cross multiply
    57,286.87x = 79,038.15 × 33,396.63
  4. Step 4: Simplify right side
    57,286.87x = 2,639,607,456.24
  5. Step 5: Solve for x
    x = 2,639,607,456.24/57,286.87
  6. Step 6: Final answer
    x = 46,077.01

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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.