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Finding the Fourth Proportional to 174,485.77, 240,729.05 and 114,091.77

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Solution

The fourth proportional to 174,485.77, 240,729.05 and 114,091.77 is: 157,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,485.77 : 240,729.05 = 114,091.77 : x
  2. Step 2: Convert to fraction form
    174,485.77/240,729.05 = 114,091.77/x
  3. Step 3: Cross multiply
    174,485.77x = 240,729.05 × 114,091.77
  4. Step 4: Simplify right side
    174,485.77x = 27,465,202,427.75
  5. Step 5: Solve for x
    x = 27,465,202,427.75/174,485.77
  6. Step 6: Final answer
    x = 157,406.54

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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.