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Finding the Fourth Proportional to 230,654.16, 318,313.80 and 130,050

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Solution

The fourth proportional to 230,654.16, 318,313.80 and 130,050 is: 179,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,654.16 : 318,313.80 = 130,050 : x
  2. Step 2: Convert to fraction form
    230,654.16/318,313.80 = 130,050/x
  3. Step 3: Cross multiply
    230,654.16x = 318,313.80 × 130,050
  4. Step 4: Simplify right side
    230,654.16x = 41,396,709,690
  5. Step 5: Solve for x
    x = 41,396,709,690/230,654.16
  6. Step 6: Final answer
    x = 179,475.24

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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.