Home / 190,163.04-262,405.08-109,574.52

Finding the Fourth Proportional to 190,163.04, 262,405.08 and 109,574.52

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Solution

The fourth proportional to 190,163.04, 262,405.08 and 109,574.52 is: 151,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,163.04 : 262,405.08 = 109,574.52 : x
  2. Step 2: Convert to fraction form
    190,163.04/262,405.08 = 109,574.52/x
  3. Step 3: Cross multiply
    190,163.04x = 262,405.08 × 109,574.52
  4. Step 4: Simplify right side
    190,163.04x = 28,752,910,686.56
  5. Step 5: Solve for x
    x = 28,752,910,686.56/190,163.04
  6. Step 6: Final answer
    x = 151,201.36

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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.