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Finding the Fourth Proportional to 41,995, 62,998.98 and 15,703.48

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Solution

The fourth proportional to 41,995, 62,998.98 and 15,703.48 is: 23,557.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,995 : 62,998.98 = 15,703.48 : x
  2. Step 2: Convert to fraction form
    41,995/62,998.98 = 15,703.48/x
  3. Step 3: Cross multiply
    41,995x = 62,998.98 × 15,703.48
  4. Step 4: Simplify right side
    41,995x = 989,303,222.45
  5. Step 5: Solve for x
    x = 989,303,222.45/41,995
  6. Step 6: Final answer
    x = 23,557.64

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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.