Home / 104,750.84-144,556.60-57,004.12

Finding the Fourth Proportional to 104,750.84, 144,556.60 and 57,004.12

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Solution

The fourth proportional to 104,750.84, 144,556.60 and 57,004.12 is: 78,665.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,750.84 : 144,556.60 = 57,004.12 : x
  2. Step 2: Convert to fraction form
    104,750.84/144,556.60 = 57,004.12/x
  3. Step 3: Cross multiply
    104,750.84x = 144,556.60 × 57,004.12
  4. Step 4: Simplify right side
    104,750.84x = 8,240,321,773.19
  5. Step 5: Solve for x
    x = 8,240,321,773.19/104,750.84
  6. Step 6: Final answer
    x = 78,665.93

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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.