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Finding the Fourth Proportional to 170,224.50, 234,917.10 and 94,773

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Solution

The fourth proportional to 170,224.50, 234,917.10 and 94,773 is: 130,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,224.50 : 234,917.10 = 94,773 : x
  2. Step 2: Convert to fraction form
    170,224.50/234,917.10 = 94,773/x
  3. Step 3: Cross multiply
    170,224.50x = 234,917.10 × 94,773
  4. Step 4: Simplify right side
    170,224.50x = 22,263,798,318.30
  5. Step 5: Solve for x
    x = 22,263,798,318.30/170,224.50
  6. Step 6: Final answer
    x = 130,790.80

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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.