Home / 57,919.69-86,876.99-15,799.63

Finding the Fourth Proportional to 57,919.69, 86,876.99 and 15,799.63

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Solution

The fourth proportional to 57,919.69, 86,876.99 and 15,799.63 is: 23,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919.69 : 86,876.99 = 15,799.63 : x
  2. Step 2: Convert to fraction form
    57,919.69/86,876.99 = 15,799.63/x
  3. Step 3: Cross multiply
    57,919.69x = 86,876.99 × 15,799.63
  4. Step 4: Simplify right side
    57,919.69x = 1,372,624,253.09
  5. Step 5: Solve for x
    x = 1,372,624,253.09/57,919.69
  6. Step 6: Final answer
    x = 23,698.75

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1.5x scale

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.