Home / 197,539.41-272,604.42-106,895.09

Finding the Fourth Proportional to 197,539.41, 272,604.42 and 106,895.09

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Solution

The fourth proportional to 197,539.41, 272,604.42 and 106,895.09 is: 147,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,539.41 : 272,604.42 = 106,895.09 : x
  2. Step 2: Convert to fraction form
    197,539.41/272,604.42 = 106,895.09/x
  3. Step 3: Cross multiply
    197,539.41x = 272,604.42 × 106,895.09
  4. Step 4: Simplify right side
    197,539.41x = 29,140,075,142.77
  5. Step 5: Solve for x
    x = 29,140,075,142.77/197,539.41
  6. Step 6: Final answer
    x = 147,515.25

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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.