Home / 39,199.64-54,093.69-22,203.50

Finding the Fourth Proportional to 39,199.64, 54,093.69 and 22,203.50

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Solution

The fourth proportional to 39,199.64, 54,093.69 and 22,203.50 is: 30,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,199.64 : 54,093.69 = 22,203.50 : x
  2. Step 2: Convert to fraction form
    39,199.64/54,093.69 = 22,203.50/x
  3. Step 3: Cross multiply
    39,199.64x = 54,093.69 × 22,203.50
  4. Step 4: Simplify right side
    39,199.64x = 1,201,069,245.92
  5. Step 5: Solve for x
    x = 1,201,069,245.92/39,199.64
  6. Step 6: Final answer
    x = 30,639.80

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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.