Home / 122,537.57-183,817.71-47,663.42

Finding the Fourth Proportional to 122,537.57, 183,817.71 and 47,663.42

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Solution

The fourth proportional to 122,537.57, 183,817.71 and 47,663.42 is: 71,499.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,537.57 : 183,817.71 = 47,663.42 : x
  2. Step 2: Convert to fraction form
    122,537.57/183,817.71 = 47,663.42/x
  3. Step 3: Cross multiply
    122,537.57x = 183,817.71 × 47,663.42
  4. Step 4: Simplify right side
    122,537.57x = 8,761,379,796.08
  5. Step 5: Solve for x
    x = 8,761,379,796.08/122,537.57
  6. Step 6: Final answer
    x = 71,499.54

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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.