Home / 190,171.24-262,436.33-104,135.65

Finding the Fourth Proportional to 190,171.24, 262,436.33 and 104,135.65

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Solution

The fourth proportional to 190,171.24, 262,436.33 and 104,135.65 is: 143,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,171.24 : 262,436.33 = 104,135.65 : x
  2. Step 2: Convert to fraction form
    190,171.24/262,436.33 = 104,135.65/x
  3. Step 3: Cross multiply
    190,171.24x = 262,436.33 × 104,135.65
  4. Step 4: Simplify right side
    190,171.24x = 27,328,977,808.16
  5. Step 5: Solve for x
    x = 27,328,977,808.16/190,171.24
  6. Step 6: Final answer
    x = 143,707.21

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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.