Home / 247,623.12-371,514.39-112,735.44

Finding the Fourth Proportional to 247,623.12, 371,514.39 and 112,735.44

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Solution

The fourth proportional to 247,623.12, 371,514.39 and 112,735.44 is: 169,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,623.12 : 371,514.39 = 112,735.44 : x
  2. Step 2: Convert to fraction form
    247,623.12/371,514.39 = 112,735.44/x
  3. Step 3: Cross multiply
    247,623.12x = 371,514.39 × 112,735.44
  4. Step 4: Simplify right side
    247,623.12x = 41,882,838,222.98
  5. Step 5: Solve for x
    x = 41,882,838,222.98/247,623.12
  6. Step 6: Final answer
    x = 169,139.45

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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.