Home / 37,103.49-55,663.97-12,143.44

Finding the Fourth Proportional to 37,103.49, 55,663.97 and 12,143.44

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Solution

The fourth proportional to 37,103.49, 55,663.97 and 12,143.44 is: 18,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103.49 : 55,663.97 = 12,143.44 : x
  2. Step 2: Convert to fraction form
    37,103.49/55,663.97 = 12,143.44/x
  3. Step 3: Cross multiply
    37,103.49x = 55,663.97 × 12,143.44
  4. Step 4: Simplify right side
    37,103.49x = 675,952,088.72
  5. Step 5: Solve for x
    x = 675,952,088.72/37,103.49
  6. Step 6: Final answer
    x = 18,218.02

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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.