Home / 197,266.53-272,222.31-111,224.76

Finding the Fourth Proportional to 197,266.53, 272,222.31 and 111,224.76

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Solution

The fourth proportional to 197,266.53, 272,222.31 and 111,224.76 is: 153,487.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,266.53 : 272,222.31 = 111,224.76 : x
  2. Step 2: Convert to fraction form
    197,266.53/272,222.31 = 111,224.76/x
  3. Step 3: Cross multiply
    197,266.53x = 272,222.31 × 111,224.76
  4. Step 4: Simplify right side
    197,266.53x = 30,277,861,096.40
  5. Step 5: Solve for x
    x = 30,277,861,096.40/197,266.53
  6. Step 6: Final answer
    x = 153,487.07

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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.