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Finding the Fourth Proportional to 58,444, 80,654 and 31,948

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Solution

The fourth proportional to 58,444, 80,654 and 31,948 is: 44,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,444 : 80,654 = 31,948 : x
  2. Step 2: Convert to fraction form
    58,444/80,654 = 31,948/x
  3. Step 3: Cross multiply
    58,444x = 80,654 × 31,948
  4. Step 4: Simplify right side
    58,444x = 2,576,733,992
  5. Step 5: Solve for x
    x = 2,576,733,992/58,444
  6. Step 6: Final answer
    x = 44,088.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.