Home / 39,168.48-54,059.41-22,173.69

Finding the Fourth Proportional to 39,168.48, 54,059.41 and 22,173.69

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Solution

The fourth proportional to 39,168.48, 54,059.41 and 22,173.69 is: 30,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168.48 : 54,059.41 = 22,173.69 : x
  2. Step 2: Convert to fraction form
    39,168.48/54,059.41 = 22,173.69/x
  3. Step 3: Cross multiply
    39,168.48x = 54,059.41 × 22,173.69
  4. Step 4: Simplify right side
    39,168.48x = 1,198,696,598.92
  5. Step 5: Solve for x
    x = 1,198,696,598.92/39,168.48
  6. Step 6: Final answer
    x = 30,603.60

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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.