Home / 197,192.10-272,256.48-116,645.50

Finding the Fourth Proportional to 197,192.10, 272,256.48 and 116,645.50

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Solution

The fourth proportional to 197,192.10, 272,256.48 and 116,645.50 is: 161,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,192.10 : 272,256.48 = 116,645.50 : x
  2. Step 2: Convert to fraction form
    197,192.10/272,256.48 = 116,645.50/x
  3. Step 3: Cross multiply
    197,192.10x = 272,256.48 × 116,645.50
  4. Step 4: Simplify right side
    197,192.10x = 31,757,491,293.33
  5. Step 5: Solve for x
    x = 31,757,491,293.33/197,192.10
  6. Step 6: Final answer
    x = 161,048.50

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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.