Home / 58,189.42-80,331.96-39,169.30

Finding the Fourth Proportional to 58,189.42, 80,331.96 and 39,169.30

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Solution

The fourth proportional to 58,189.42, 80,331.96 and 39,169.30 is: 54,074.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,189.42 : 80,331.96 = 39,169.30 : x
  2. Step 2: Convert to fraction form
    58,189.42/80,331.96 = 39,169.30/x
  3. Step 3: Cross multiply
    58,189.42x = 80,331.96 × 39,169.30
  4. Step 4: Simplify right side
    58,189.42x = 3,146,546,640.83
  5. Step 5: Solve for x
    x = 3,146,546,640.83/58,189.42
  6. Step 6: Final answer
    x = 54,074.21

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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.