Home / 103,845.06-156,092.73-68,533.29

Finding the Fourth Proportional to 103,845.06, 156,092.73 and 68,533.29

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Solution

The fourth proportional to 103,845.06, 156,092.73 and 68,533.29 is: 103,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,845.06 : 156,092.73 = 68,533.29 : x
  2. Step 2: Convert to fraction form
    103,845.06/156,092.73 = 68,533.29/x
  3. Step 3: Cross multiply
    103,845.06x = 156,092.73 × 68,533.29
  4. Step 4: Simplify right side
    103,845.06x = 10,697,548,331.98
  5. Step 5: Solve for x
    x = 10,697,548,331.98/103,845.06
  6. Step 6: Final answer
    x = 103,014.51

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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.