Home / 179,679.42-247,926.66-115,205.04

Finding the Fourth Proportional to 179,679.42, 247,926.66 and 115,205.04

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Solution

The fourth proportional to 179,679.42, 247,926.66 and 115,205.04 is: 158,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,679.42 : 247,926.66 = 115,205.04 : x
  2. Step 2: Convert to fraction form
    179,679.42/247,926.66 = 115,205.04/x
  3. Step 3: Cross multiply
    179,679.42x = 247,926.66 × 115,205.04
  4. Step 4: Simplify right side
    179,679.42x = 28,562,400,782.37
  5. Step 5: Solve for x
    x = 28,562,400,782.37/179,679.42
  6. Step 6: Final answer
    x = 158,963.12

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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.