Home / 57,759.87-86,519.07-46,454.12

Finding the Fourth Proportional to 57,759.87, 86,519.07 and 46,454.12

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Solution

The fourth proportional to 57,759.87, 86,519.07 and 46,454.12 is: 69,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,759.87 : 86,519.07 = 46,454.12 : x
  2. Step 2: Convert to fraction form
    57,759.87/86,519.07 = 46,454.12/x
  3. Step 3: Cross multiply
    57,759.87x = 86,519.07 × 46,454.12
  4. Step 4: Simplify right side
    57,759.87x = 4,019,166,827.47
  5. Step 5: Solve for x
    x = 4,019,166,827.47/57,759.87
  6. Step 6: Final answer
    x = 69,584.07

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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.