Home / 57,704.85-86,548.59-18,256.83

Finding the Fourth Proportional to 57,704.85, 86,548.59 and 18,256.83

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Solution

The fourth proportional to 57,704.85, 86,548.59 and 18,256.83 is: 27,382.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,704.85 : 86,548.59 = 18,256.83 : x
  2. Step 2: Convert to fraction form
    57,704.85/86,548.59 = 18,256.83/x
  3. Step 3: Cross multiply
    57,704.85x = 86,548.59 × 18,256.83
  4. Step 4: Simplify right side
    57,704.85x = 1,580,102,894.37
  5. Step 5: Solve for x
    x = 1,580,102,894.37/57,704.85
  6. Step 6: Final answer
    x = 27,382.50

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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.