Home / 104,521.92-156,804.48-34,405.44

Finding the Fourth Proportional to 104,521.92, 156,804.48 and 34,405.44

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Solution

The fourth proportional to 104,521.92, 156,804.48 and 34,405.44 is: 51,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,521.92 : 156,804.48 = 34,405.44 : x
  2. Step 2: Convert to fraction form
    104,521.92/156,804.48 = 34,405.44/x
  3. Step 3: Cross multiply
    104,521.92x = 156,804.48 × 34,405.44
  4. Step 4: Simplify right side
    104,521.92x = 5,394,927,128.37
  5. Step 5: Solve for x
    x = 5,394,927,128.37/104,521.92
  6. Step 6: Final answer
    x = 51,615.27

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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.