Home / 69,852.34-104,778.60-17,261.02

Finding the Fourth Proportional to 69,852.34, 104,778.60 and 17,261.02

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Solution

The fourth proportional to 69,852.34, 104,778.60 and 17,261.02 is: 25,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,852.34 : 104,778.60 = 17,261.02 : x
  2. Step 2: Convert to fraction form
    69,852.34/104,778.60 = 17,261.02/x
  3. Step 3: Cross multiply
    69,852.34x = 104,778.60 × 17,261.02
  4. Step 4: Simplify right side
    69,852.34x = 1,808,585,510.17
  5. Step 5: Solve for x
    x = 1,808,585,510.17/69,852.34
  6. Step 6: Final answer
    x = 25,891.55

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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.