Home / 69,701.61-104,554.47-17,111.09

Finding the Fourth Proportional to 69,701.61, 104,554.47 and 17,111.09

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Solution

The fourth proportional to 69,701.61, 104,554.47 and 17,111.09 is: 25,667.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,701.61 : 104,554.47 = 17,111.09 : x
  2. Step 2: Convert to fraction form
    69,701.61/104,554.47 = 17,111.09/x
  3. Step 3: Cross multiply
    69,701.61x = 104,554.47 × 17,111.09
  4. Step 4: Simplify right side
    69,701.61x = 1,789,040,946.07
  5. Step 5: Solve for x
    x = 1,789,040,946.07/69,701.61
  6. Step 6: Final answer
    x = 25,667.14

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1.5x scale

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.