Home / 190,010.89-262,210.97-103,969.52

Finding the Fourth Proportional to 190,010.89, 262,210.97 and 103,969.52

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Solution

The fourth proportional to 190,010.89, 262,210.97 and 103,969.52 is: 143,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,010.89 : 262,210.97 = 103,969.52 : x
  2. Step 2: Convert to fraction form
    190,010.89/262,210.97 = 103,969.52/x
  3. Step 3: Cross multiply
    190,010.89x = 262,210.97 × 103,969.52
  4. Step 4: Simplify right side
    190,010.89x = 27,261,950,096.73
  5. Step 5: Solve for x
    x = 27,261,950,096.73/190,010.89
  6. Step 6: Final answer
    x = 143,475.73

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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.