Home / 189,327.84-261,268.20-104,444.88

Finding the Fourth Proportional to 189,327.84, 261,268.20 and 104,444.88

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Solution

The fourth proportional to 189,327.84, 261,268.20 and 104,444.88 is: 144,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,327.84 : 261,268.20 = 104,444.88 : x
  2. Step 2: Convert to fraction form
    189,327.84/261,268.20 = 104,444.88/x
  3. Step 3: Cross multiply
    189,327.84x = 261,268.20 × 104,444.88
  4. Step 4: Simplify right side
    189,327.84x = 27,288,125,796.82
  5. Step 5: Solve for x
    x = 27,288,125,796.82/189,327.84
  6. Step 6: Final answer
    x = 144,131.61

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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.