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Finding the Fourth Proportional to 178,935, 246,933.42 and 98,365.92

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Solution

The fourth proportional to 178,935, 246,933.42 and 98,365.92 is: 135,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,935 : 246,933.42 = 98,365.92 : x
  2. Step 2: Convert to fraction form
    178,935/246,933.42 = 98,365.92/x
  3. Step 3: Cross multiply
    178,935x = 246,933.42 × 98,365.92
  4. Step 4: Simplify right side
    178,935x = 24,289,833,037.05
  5. Step 5: Solve for x
    x = 24,289,833,037.05/178,935
  6. Step 6: Final answer
    x = 135,746.68

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1.5x scale

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.