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Finding the Fourth Proportional to 178,416.24, 267,669.36 and 125,928.24

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Solution

The fourth proportional to 178,416.24, 267,669.36 and 125,928.24 is: 188,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,416.24 : 267,669.36 = 125,928.24 : x
  2. Step 2: Convert to fraction form
    178,416.24/267,669.36 = 125,928.24/x
  3. Step 3: Cross multiply
    178,416.24x = 267,669.36 × 125,928.24
  4. Step 4: Simplify right side
    178,416.24x = 33,707,131,406.73
  5. Step 5: Solve for x
    x = 33,707,131,406.73/178,416.24
  6. Step 6: Final answer
    x = 188,924.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.