Home / 108,833.54-163,313.34-45,648.04

Finding the Fourth Proportional to 108,833.54, 163,313.34 and 45,648.04

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Solution

The fourth proportional to 108,833.54, 163,313.34 and 45,648.04 is: 68,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,833.54 : 163,313.34 = 45,648.04 : x
  2. Step 2: Convert to fraction form
    108,833.54/163,313.34 = 45,648.04/x
  3. Step 3: Cross multiply
    108,833.54x = 163,313.34 × 45,648.04
  4. Step 4: Simplify right side
    108,833.54x = 7,454,933,876.85
  5. Step 5: Solve for x
    x = 7,454,933,876.85/108,833.54
  6. Step 6: Final answer
    x = 68,498.50

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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.