Home / 108,826.71-163,221.58-49,648.47

Finding the Fourth Proportional to 108,826.71, 163,221.58 and 49,648.47

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Solution

The fourth proportional to 108,826.71, 163,221.58 and 49,648.47 is: 74,464.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,826.71 : 163,221.58 = 49,648.47 : x
  2. Step 2: Convert to fraction form
    108,826.71/163,221.58 = 49,648.47/x
  3. Step 3: Cross multiply
    108,826.71x = 163,221.58 × 49,648.47
  4. Step 4: Simplify right side
    108,826.71x = 8,103,700,777.75
  5. Step 5: Solve for x
    x = 8,103,700,777.75/108,826.71
  6. Step 6: Final answer
    x = 74,464.27

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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.