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Finding the Fourth Proportional to 126,441.96, 174,501.96 and 69,090.00

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Solution

The fourth proportional to 126,441.96, 174,501.96 and 69,090.00 is: 95,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,441.96 : 174,501.96 = 69,090.00 : x
  2. Step 2: Convert to fraction form
    126,441.96/174,501.96 = 69,090.00/x
  3. Step 3: Cross multiply
    126,441.96x = 174,501.96 × 69,090.00
  4. Step 4: Simplify right side
    126,441.96x = 12,056,339,543.89
  5. Step 5: Solve for x
    x = 12,056,339,543.89/126,441.96
  6. Step 6: Final answer
    x = 95,350.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.