Home / 57,530.15-79,391.44-32,379.65

Finding the Fourth Proportional to 57,530.15, 79,391.44 and 32,379.65

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Solution

The fourth proportional to 57,530.15, 79,391.44 and 32,379.65 is: 44,683.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,530.15 : 79,391.44 = 32,379.65 : x
  2. Step 2: Convert to fraction form
    57,530.15/79,391.44 = 32,379.65/x
  3. Step 3: Cross multiply
    57,530.15x = 79,391.44 × 32,379.65
  4. Step 4: Simplify right side
    57,530.15x = 2,570,667,040.20
  5. Step 5: Solve for x
    x = 2,570,667,040.20/57,530.15
  6. Step 6: Final answer
    x = 44,683.82

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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.