Home / 69,715.59-104,573.39-17,125.07

Finding the Fourth Proportional to 69,715.59, 104,573.39 and 17,125.07

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Solution

The fourth proportional to 69,715.59, 104,573.39 and 17,125.07 is: 25,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,715.59 : 104,573.39 = 17,125.07 : x
  2. Step 2: Convert to fraction form
    69,715.59/104,573.39 = 17,125.07/x
  3. Step 3: Cross multiply
    69,715.59x = 104,573.39 × 17,125.07
  4. Step 4: Simplify right side
    69,715.59x = 1,790,826,015.40
  5. Step 5: Solve for x
    x = 1,790,826,015.40/69,715.59
  6. Step 6: Final answer
    x = 25,687.60

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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.