Home / 69,976.50-104,964.35-25,606.32

Finding the Fourth Proportional to 69,976.50, 104,964.35 and 25,606.32

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Solution

The fourth proportional to 69,976.50, 104,964.35 and 25,606.32 is: 38,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,976.50 : 104,964.35 = 25,606.32 : x
  2. Step 2: Convert to fraction form
    69,976.50/104,964.35 = 25,606.32/x
  3. Step 3: Cross multiply
    69,976.50x = 104,964.35 × 25,606.32
  4. Step 4: Simplify right side
    69,976.50x = 2,687,750,606.66
  5. Step 5: Solve for x
    x = 2,687,750,606.66/69,976.50
  6. Step 6: Final answer
    x = 38,409.33

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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.