Home / 197,292.55-272,290.38-111,269.22

Finding the Fourth Proportional to 197,292.55, 272,290.38 and 111,269.22

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Solution

The fourth proportional to 197,292.55, 272,290.38 and 111,269.22 is: 153,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,292.55 : 272,290.38 = 111,269.22 : x
  2. Step 2: Convert to fraction form
    197,292.55/272,290.38 = 111,269.22/x
  3. Step 3: Cross multiply
    197,292.55x = 272,290.38 × 111,269.22
  4. Step 4: Simplify right side
    197,292.55x = 30,297,538,196.10
  5. Step 5: Solve for x
    x = 30,297,538,196.10/197,292.55
  6. Step 6: Final answer
    x = 153,566.56

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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.