Home / 39,190.63-54,082.59-22,194.40

Finding the Fourth Proportional to 39,190.63, 54,082.59 and 22,194.40

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Solution

The fourth proportional to 39,190.63, 54,082.59 and 22,194.40 is: 30,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.63 : 54,082.59 = 22,194.40 : x
  2. Step 2: Convert to fraction form
    39,190.63/54,082.59 = 22,194.40/x
  3. Step 3: Cross multiply
    39,190.63x = 54,082.59 × 22,194.40
  4. Step 4: Simplify right side
    39,190.63x = 1,200,330,635.50
  5. Step 5: Solve for x
    x = 1,200,330,635.50/39,190.63
  6. Step 6: Final answer
    x = 30,628.00

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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.