Home / 104,829.44-144,645.39-61,822.40

Finding the Fourth Proportional to 104,829.44, 144,645.39 and 61,822.40

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Solution

The fourth proportional to 104,829.44, 144,645.39 and 61,822.40 is: 85,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,829.44 : 144,645.39 = 61,822.40 : x
  2. Step 2: Convert to fraction form
    104,829.44/144,645.39 = 61,822.40/x
  3. Step 3: Cross multiply
    104,829.44x = 144,645.39 × 61,822.40
  4. Step 4: Simplify right side
    104,829.44x = 8,942,324,435.51
  5. Step 5: Solve for x
    x = 8,942,324,435.51/104,829.44
  6. Step 6: Final answer
    x = 85,303.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.