Home / 39,182.03-54,071.85-22,185.83

Finding the Fourth Proportional to 39,182.03, 54,071.85 and 22,185.83

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Solution

The fourth proportional to 39,182.03, 54,071.85 and 22,185.83 is: 30,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.03 : 54,071.85 = 22,185.83 : x
  2. Step 2: Convert to fraction form
    39,182.03/54,071.85 = 22,185.83/x
  3. Step 3: Cross multiply
    39,182.03x = 54,071.85 × 22,185.83
  4. Step 4: Simplify right side
    39,182.03x = 1,199,628,518.33
  5. Step 5: Solve for x
    x = 1,199,628,518.33/39,182.03
  6. Step 6: Final answer
    x = 30,616.80

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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.