Home / 111,327.82-166,597.50-69,227.70

Finding the Fourth Proportional to 111,327.82, 166,597.50 and 69,227.70

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Solution

The fourth proportional to 111,327.82, 166,597.50 and 69,227.70 is: 103,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,327.82 : 166,597.50 = 69,227.70 : x
  2. Step 2: Convert to fraction form
    111,327.82/166,597.50 = 69,227.70/x
  3. Step 3: Cross multiply
    111,327.82x = 166,597.50 × 69,227.70
  4. Step 4: Simplify right side
    111,327.82x = 11,533,161,750.75
  5. Step 5: Solve for x
    x = 11,533,161,750.75/111,327.82
  6. Step 6: Final answer
    x = 103,596.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.