Home / 69,750.07-104,638.57-29,768.47

Finding the Fourth Proportional to 69,750.07, 104,638.57 and 29,768.47

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Solution

The fourth proportional to 69,750.07, 104,638.57 and 29,768.47 is: 44,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,750.07 : 104,638.57 = 29,768.47 : x
  2. Step 2: Convert to fraction form
    69,750.07/104,638.57 = 29,768.47/x
  3. Step 3: Cross multiply
    69,750.07x = 104,638.57 × 29,768.47
  4. Step 4: Simplify right side
    69,750.07x = 3,114,929,608.70
  5. Step 5: Solve for x
    x = 3,114,929,608.70/69,750.07
  6. Step 6: Final answer
    x = 44,658.45

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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.