Home / 58,086.04-80,183.16-39,248.68

Finding the Fourth Proportional to 58,086.04, 80,183.16 and 39,248.68

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Solution

The fourth proportional to 58,086.04, 80,183.16 and 39,248.68 is: 54,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,086.04 : 80,183.16 = 39,248.68 : x
  2. Step 2: Convert to fraction form
    58,086.04/80,183.16 = 39,248.68/x
  3. Step 3: Cross multiply
    58,086.04x = 80,183.16 × 39,248.68
  4. Step 4: Simplify right side
    58,086.04x = 3,147,083,188.23
  5. Step 5: Solve for x
    x = 3,147,083,188.23/58,086.04
  6. Step 6: Final answer
    x = 54,179.68

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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.