Home / 69,657.39-96,133.19-39,448.04

Finding the Fourth Proportional to 69,657.39, 96,133.19 and 39,448.04

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Solution

The fourth proportional to 69,657.39, 96,133.19 and 39,448.04 is: 54,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,657.39 : 96,133.19 = 39,448.04 : x
  2. Step 2: Convert to fraction form
    69,657.39/96,133.19 = 39,448.04/x
  3. Step 3: Cross multiply
    69,657.39x = 96,133.19 × 39,448.04
  4. Step 4: Simplify right side
    69,657.39x = 3,792,265,246.54
  5. Step 5: Solve for x
    x = 3,792,265,246.54/69,657.39
  6. Step 6: Final answer
    x = 54,441.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.