Home / 190,139.30-262,395.34-104,096.84

Finding the Fourth Proportional to 190,139.30, 262,395.34 and 104,096.84

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Solution

The fourth proportional to 190,139.30, 262,395.34 and 104,096.84 is: 143,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,139.30 : 262,395.34 = 104,096.84 : x
  2. Step 2: Convert to fraction form
    190,139.30/262,395.34 = 104,096.84/x
  3. Step 3: Cross multiply
    190,139.30x = 262,395.34 × 104,096.84
  4. Step 4: Simplify right side
    190,139.30x = 27,314,526,120.47
  5. Step 5: Solve for x
    x = 27,314,526,120.47/190,139.30
  6. Step 6: Final answer
    x = 143,655.34

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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.