Home / 31,202.75-43,059.80-17,055.65

Finding the Fourth Proportional to 31,202.75, 43,059.80 and 17,055.65

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Solution

The fourth proportional to 31,202.75, 43,059.80 and 17,055.65 is: 23,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,202.75 : 43,059.80 = 17,055.65 : x
  2. Step 2: Convert to fraction form
    31,202.75/43,059.80 = 17,055.65/x
  3. Step 3: Cross multiply
    31,202.75x = 43,059.80 × 17,055.65
  4. Step 4: Simplify right side
    31,202.75x = 734,412,792.59
  5. Step 5: Solve for x
    x = 734,412,792.59/31,202.75
  6. Step 6: Final answer
    x = 23,536.80

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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.