Home / 190,164.40-262,147.32-144,763.24

Finding the Fourth Proportional to 190,164.40, 262,147.32 and 144,763.24

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Solution

The fourth proportional to 190,164.40, 262,147.32 and 144,763.24 is: 199,560.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,164.40 : 262,147.32 = 144,763.24 : x
  2. Step 2: Convert to fraction form
    190,164.40/262,147.32 = 144,763.24/x
  3. Step 3: Cross multiply
    190,164.40x = 262,147.32 × 144,763.24
  4. Step 4: Simplify right side
    190,164.40x = 37,949,295,400.52
  5. Step 5: Solve for x
    x = 37,949,295,400.52/190,164.40
  6. Step 6: Final answer
    x = 199,560.46

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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.