Home / 57,849.64-86,774.46-18,406.84

Finding the Fourth Proportional to 57,849.64, 86,774.46 and 18,406.84

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Solution

The fourth proportional to 57,849.64, 86,774.46 and 18,406.84 is: 27,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,849.64 : 86,774.46 = 18,406.84 : x
  2. Step 2: Convert to fraction form
    57,849.64/86,774.46 = 18,406.84/x
  3. Step 3: Cross multiply
    57,849.64x = 86,774.46 × 18,406.84
  4. Step 4: Simplify right side
    57,849.64x = 1,597,243,601.31
  5. Step 5: Solve for x
    x = 1,597,243,601.31/57,849.64
  6. Step 6: Final answer
    x = 27,610.26

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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.