Home / 108,144.41-148,155.34-104,101.29

Finding the Fourth Proportional to 108,144.41, 148,155.34 and 104,101.29

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Solution

The fourth proportional to 108,144.41, 148,155.34 and 104,101.29 is: 142,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,144.41 : 148,155.34 = 104,101.29 : x
  2. Step 2: Convert to fraction form
    108,144.41/148,155.34 = 104,101.29/x
  3. Step 3: Cross multiply
    108,144.41x = 148,155.34 × 104,101.29
  4. Step 4: Simplify right side
    108,144.41x = 15,423,162,014.39
  5. Step 5: Solve for x
    x = 15,423,162,014.39/108,144.41
  6. Step 6: Final answer
    x = 142,616.36

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.