Home / 108,826.58-163,221.39-49,648.34

Finding the Fourth Proportional to 108,826.58, 163,221.39 and 49,648.34

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Solution

The fourth proportional to 108,826.58, 163,221.39 and 49,648.34 is: 74,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,826.58 : 163,221.39 = 49,648.34 : x
  2. Step 2: Convert to fraction form
    108,826.58/163,221.39 = 49,648.34/x
  3. Step 3: Cross multiply
    108,826.58x = 163,221.39 × 49,648.34
  4. Step 4: Simplify right side
    108,826.58x = 8,103,671,065.99
  5. Step 5: Solve for x
    x = 8,103,671,065.99/108,826.58
  6. Step 6: Final answer
    x = 74,464.08

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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.