Home / 179,170.32-247,172.32-115,528.56

Finding the Fourth Proportional to 179,170.32, 247,172.32 and 115,528.56

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Solution

The fourth proportional to 179,170.32, 247,172.32 and 115,528.56 is: 159,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,170.32 : 247,172.32 = 115,528.56 : x
  2. Step 2: Convert to fraction form
    179,170.32/247,172.32 = 115,528.56/x
  3. Step 3: Cross multiply
    179,170.32x = 247,172.32 × 115,528.56
  4. Step 4: Simplify right side
    179,170.32x = 28,555,462,201.46
  5. Step 5: Solve for x
    x = 28,555,462,201.46/179,170.32
  6. Step 6: Final answer
    x = 159,376.07

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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.