Home / 104,511.20-156,721.44-37,929.20

Finding the Fourth Proportional to 104,511.20, 156,721.44 and 37,929.20

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Solution

The fourth proportional to 104,511.20, 156,721.44 and 37,929.20 is: 56,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,511.20 : 156,721.44 = 37,929.20 : x
  2. Step 2: Convert to fraction form
    104,511.20/156,721.44 = 37,929.20/x
  3. Step 3: Cross multiply
    104,511.20x = 156,721.44 × 37,929.20
  4. Step 4: Simplify right side
    104,511.20x = 5,944,318,842.05
  5. Step 5: Solve for x
    x = 5,944,318,842.05/104,511.20
  6. Step 6: Final answer
    x = 56,877.34

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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.