Home / 69,270.47-103,868.43-35,907.83

Finding the Fourth Proportional to 69,270.47, 103,868.43 and 35,907.83

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Solution

The fourth proportional to 69,270.47, 103,868.43 and 35,907.83 is: 53,842.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,270.47 : 103,868.43 = 35,907.83 : x
  2. Step 2: Convert to fraction form
    69,270.47/103,868.43 = 35,907.83/x
  3. Step 3: Cross multiply
    69,270.47x = 103,868.43 × 35,907.83
  4. Step 4: Simplify right side
    69,270.47x = 3,729,689,407.46
  5. Step 5: Solve for x
    x = 3,729,689,407.46/69,270.47
  6. Step 6: Final answer
    x = 53,842.42

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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.