Home / 49,572.83-74,360.20-12,133.23

Finding the Fourth Proportional to 49,572.83, 74,360.20 and 12,133.23

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Solution

The fourth proportional to 49,572.83, 74,360.20 and 12,133.23 is: 18,200.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,572.83 : 74,360.20 = 12,133.23 : x
  2. Step 2: Convert to fraction form
    49,572.83/74,360.20 = 12,133.23/x
  3. Step 3: Cross multiply
    49,572.83x = 74,360.20 × 12,133.23
  4. Step 4: Simplify right side
    49,572.83x = 902,229,067.98
  5. Step 5: Solve for x
    x = 902,229,067.98/49,572.83
  6. Step 6: Final answer
    x = 18,200.07

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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.