Home / 179,342.64-247,433.58-115,722.72

Finding the Fourth Proportional to 179,342.64, 247,433.58 and 115,722.72

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Solution

The fourth proportional to 179,342.64, 247,433.58 and 115,722.72 is: 159,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,342.64 : 247,433.58 = 115,722.72 : x
  2. Step 2: Convert to fraction form
    179,342.64/247,433.58 = 115,722.72/x
  3. Step 3: Cross multiply
    179,342.64x = 247,433.58 × 115,722.72
  4. Step 4: Simplify right side
    179,342.64x = 28,633,686,896.94
  5. Step 5: Solve for x
    x = 28,633,686,896.94/179,342.64
  6. Step 6: Final answer
    x = 159,659.11

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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.