Home / 190,174.11-262,444.31-104,136.72

Finding the Fourth Proportional to 190,174.11, 262,444.31 and 104,136.72

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Solution

The fourth proportional to 190,174.11, 262,444.31 and 104,136.72 is: 143,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,174.11 : 262,444.31 = 104,136.72 : x
  2. Step 2: Convert to fraction form
    190,174.11/262,444.31 = 104,136.72/x
  3. Step 3: Cross multiply
    190,174.11x = 262,444.31 × 104,136.72
  4. Step 4: Simplify right side
    190,174.11x = 27,330,089,105.38
  5. Step 5: Solve for x
    x = 27,330,089,105.38/190,174.11
  6. Step 6: Final answer
    x = 143,710.88

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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.