Home / 39,173.69-54,063.04-22,180.93

Finding the Fourth Proportional to 39,173.69, 54,063.04 and 22,180.93

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Solution

The fourth proportional to 39,173.69, 54,063.04 and 22,180.93 is: 30,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,173.69 : 54,063.04 = 22,180.93 : x
  2. Step 2: Convert to fraction form
    39,173.69/54,063.04 = 22,180.93/x
  3. Step 3: Cross multiply
    39,173.69x = 54,063.04 × 22,180.93
  4. Step 4: Simplify right side
    39,173.69x = 1,199,168,505.83
  5. Step 5: Solve for x
    x = 1,199,168,505.83/39,173.69
  6. Step 6: Final answer
    x = 30,611.58

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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.