Home / 190,438.12-262,797.06-104,395.24

Finding the Fourth Proportional to 190,438.12, 262,797.06 and 104,395.24

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Solution

The fourth proportional to 190,438.12, 262,797.06 and 104,395.24 is: 144,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,438.12 : 262,797.06 = 104,395.24 : x
  2. Step 2: Convert to fraction form
    190,438.12/262,797.06 = 104,395.24/x
  3. Step 3: Cross multiply
    190,438.12x = 262,797.06 × 104,395.24
  4. Step 4: Simplify right side
    190,438.12x = 27,434,762,149.99
  5. Step 5: Solve for x
    x = 27,434,762,149.99/190,438.12
  6. Step 6: Final answer
    x = 144,061.29

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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.