Home / 100,806.05-151,233.98-41,658.63

Finding the Fourth Proportional to 100,806.05, 151,233.98 and 41,658.63

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Solution

The fourth proportional to 100,806.05, 151,233.98 and 41,658.63 is: 62,498.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,806.05 : 151,233.98 = 41,658.63 : x
  2. Step 2: Convert to fraction form
    100,806.05/151,233.98 = 41,658.63/x
  3. Step 3: Cross multiply
    100,806.05x = 151,233.98 × 41,658.63
  4. Step 4: Simplify right side
    100,806.05x = 6,300,200,207.95
  5. Step 5: Solve for x
    x = 6,300,200,207.95/100,806.05
  6. Step 6: Final answer
    x = 62,498.24

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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.