Home / 178,847.60-246,738.96-115,222.50

Finding the Fourth Proportional to 178,847.60, 246,738.96 and 115,222.50

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Solution

The fourth proportional to 178,847.60, 246,738.96 and 115,222.50 is: 158,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,847.60 : 246,738.96 = 115,222.50 : x
  2. Step 2: Convert to fraction form
    178,847.60/246,738.96 = 115,222.50/x
  3. Step 3: Cross multiply
    178,847.60x = 246,738.96 × 115,222.50
  4. Step 4: Simplify right side
    178,847.60x = 28,429,879,818.60
  5. Step 5: Solve for x
    x = 28,429,879,818.60/178,847.60
  6. Step 6: Final answer
    x = 158,961.49

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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.