Home / 197,571.52-272,638.24-108,130.24

Finding the Fourth Proportional to 197,571.52, 272,638.24 and 108,130.24

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Solution

The fourth proportional to 197,571.52, 272,638.24 and 108,130.24 is: 149,214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,571.52 : 272,638.24 = 108,130.24 : x
  2. Step 2: Convert to fraction form
    197,571.52/272,638.24 = 108,130.24/x
  3. Step 3: Cross multiply
    197,571.52x = 272,638.24 × 108,130.24
  4. Step 4: Simplify right side
    197,571.52x = 29,480,438,324.38
  5. Step 5: Solve for x
    x = 29,480,438,324.38/197,571.52
  6. Step 6: Final answer
    x = 149,214.01

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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.