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Finding the Fourth Proportional to 170,027.41, 234,634.03 and 98,406

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Solution

The fourth proportional to 170,027.41, 234,634.03 and 98,406 is: 135,798.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,027.41 : 234,634.03 = 98,406 : x
  2. Step 2: Convert to fraction form
    170,027.41/234,634.03 = 98,406/x
  3. Step 3: Cross multiply
    170,027.41x = 234,634.03 × 98,406
  4. Step 4: Simplify right side
    170,027.41x = 23,089,396,356.18
  5. Step 5: Solve for x
    x = 23,089,396,356.18/170,027.41
  6. Step 6: Final answer
    x = 135,798.08

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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.