Home / 37,115.66-55,682.58-12,157.04

Finding the Fourth Proportional to 37,115.66, 55,682.58 and 12,157.04

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Solution

The fourth proportional to 37,115.66, 55,682.58 and 12,157.04 is: 18,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,115.66 : 55,682.58 = 12,157.04 : x
  2. Step 2: Convert to fraction form
    37,115.66/55,682.58 = 12,157.04/x
  3. Step 3: Cross multiply
    37,115.66x = 55,682.58 × 12,157.04
  4. Step 4: Simplify right side
    37,115.66x = 676,935,352.36
  5. Step 5: Solve for x
    x = 676,935,352.36/37,115.66
  6. Step 6: Final answer
    x = 18,238.54

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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.