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Finding the Fourth Proportional to 164,617.50, 227,181.87 and 92,995.68

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Solution

The fourth proportional to 164,617.50, 227,181.87 and 92,995.68 is: 128,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,617.50 : 227,181.87 = 92,995.68 : x
  2. Step 2: Convert to fraction form
    164,617.50/227,181.87 = 92,995.68/x
  3. Step 3: Cross multiply
    164,617.50x = 227,181.87 × 92,995.68
  4. Step 4: Simplify right side
    164,617.50x = 21,126,932,484.32
  5. Step 5: Solve for x
    x = 21,126,932,484.32/164,617.50
  6. Step 6: Final answer
    x = 128,339.53

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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.