Home / 197,264.36-272,208.60-111,218.67

Finding the Fourth Proportional to 197,264.36, 272,208.60 and 111,218.67

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Solution

The fourth proportional to 197,264.36, 272,208.60 and 111,218.67 is: 153,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,264.36 : 272,208.60 = 111,218.67 : x
  2. Step 2: Convert to fraction form
    197,264.36/272,208.60 = 111,218.67/x
  3. Step 3: Cross multiply
    197,264.36x = 272,208.60 × 111,218.67
  4. Step 4: Simplify right side
    197,264.36x = 30,274,678,454.56
  5. Step 5: Solve for x
    x = 30,274,678,454.56/197,264.36
  6. Step 6: Final answer
    x = 153,472.62

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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.