Home / 37,134.52-55,695.40-12,173.92

Finding the Fourth Proportional to 37,134.52, 55,695.40 and 12,173.92

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Solution

The fourth proportional to 37,134.52, 55,695.40 and 12,173.92 is: 18,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.52 : 55,695.40 = 12,173.92 : x
  2. Step 2: Convert to fraction form
    37,134.52/55,695.40 = 12,173.92/x
  3. Step 3: Cross multiply
    37,134.52x = 55,695.40 × 12,173.92
  4. Step 4: Simplify right side
    37,134.52x = 678,031,343.97
  5. Step 5: Solve for x
    x = 678,031,343.97/37,134.52
  6. Step 6: Final answer
    x = 18,258.79

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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.