Home / 197,050.56-295,605-72,381.84

Finding the Fourth Proportional to 197,050.56, 295,605 and 72,381.84

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Solution

The fourth proportional to 197,050.56, 295,605 and 72,381.84 is: 108,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,050.56 : 295,605 = 72,381.84 : x
  2. Step 2: Convert to fraction form
    197,050.56/295,605 = 72,381.84/x
  3. Step 3: Cross multiply
    197,050.56x = 295,605 × 72,381.84
  4. Step 4: Simplify right side
    197,050.56x = 21,396,433,813.20
  5. Step 5: Solve for x
    x = 21,396,433,813.20/197,050.56
  6. Step 6: Final answer
    x = 108,583.47

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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.