Home / 189,594.24-261,629.28-109,008.96

Finding the Fourth Proportional to 189,594.24, 261,629.28 and 109,008.96

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Solution

The fourth proportional to 189,594.24, 261,629.28 and 109,008.96 is: 150,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,594.24 : 261,629.28 = 109,008.96 : x
  2. Step 2: Convert to fraction form
    189,594.24/261,629.28 = 109,008.96/x
  3. Step 3: Cross multiply
    189,594.24x = 261,629.28 × 109,008.96
  4. Step 4: Simplify right side
    189,594.24x = 28,519,935,718.35
  5. Step 5: Solve for x
    x = 28,519,935,718.35/189,594.24
  6. Step 6: Final answer
    x = 150,426.17

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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.