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Finding the Fourth Proportional to 179,791.74, 248,118.54 and 98,124.45

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Solution

The fourth proportional to 179,791.74, 248,118.54 and 98,124.45 is: 135,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,791.74 : 248,118.54 = 98,124.45 : x
  2. Step 2: Convert to fraction form
    179,791.74/248,118.54 = 98,124.45/x
  3. Step 3: Cross multiply
    179,791.74x = 248,118.54 × 98,124.45
  4. Step 4: Simplify right side
    179,791.74x = 24,346,494,525.84
  5. Step 5: Solve for x
    x = 24,346,494,525.84/179,791.74
  6. Step 6: Final answer
    x = 135,414.98

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1.5x scale

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.