Home / 57,664.94-79,519.37-38,544.75

Finding the Fourth Proportional to 57,664.94, 79,519.37 and 38,544.75

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Solution

The fourth proportional to 57,664.94, 79,519.37 and 38,544.75 is: 53,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,664.94 : 79,519.37 = 38,544.75 : x
  2. Step 2: Convert to fraction form
    57,664.94/79,519.37 = 38,544.75/x
  3. Step 3: Cross multiply
    57,664.94x = 79,519.37 × 38,544.75
  4. Step 4: Simplify right side
    57,664.94x = 3,065,054,044.08
  5. Step 5: Solve for x
    x = 3,065,054,044.08/57,664.94
  6. Step 6: Final answer
    x = 53,152.82

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1.5x scale

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.