Home / 197,283.48-272,167.56-120,773.76

Finding the Fourth Proportional to 197,283.48, 272,167.56 and 120,773.76

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Solution

The fourth proportional to 197,283.48, 272,167.56 and 120,773.76 is: 166,616.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,283.48 : 272,167.56 = 120,773.76 : x
  2. Step 2: Convert to fraction form
    197,283.48/272,167.56 = 120,773.76/x
  3. Step 3: Cross multiply
    197,283.48x = 272,167.56 × 120,773.76
  4. Step 4: Simplify right side
    197,283.48x = 32,870,699,571.23
  5. Step 5: Solve for x
    x = 32,870,699,571.23/197,283.48
  6. Step 6: Final answer
    x = 166,616.58

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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.