Home / 69,708.48-104,563.07-17,117.98

Finding the Fourth Proportional to 69,708.48, 104,563.07 and 17,117.98

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Solution

The fourth proportional to 69,708.48, 104,563.07 and 17,117.98 is: 25,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,708.48 : 104,563.07 = 17,117.98 : x
  2. Step 2: Convert to fraction form
    69,708.48/104,563.07 = 17,117.98/x
  3. Step 3: Cross multiply
    69,708.48x = 104,563.07 × 17,117.98
  4. Step 4: Simplify right side
    69,708.48x = 1,789,908,258.19
  5. Step 5: Solve for x
    x = 1,789,908,258.19/69,708.48
  6. Step 6: Final answer
    x = 25,677.05

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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.