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Finding the Fourth Proportional to 172,539.56, 238,098.37 and 96,056.69

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Solution

The fourth proportional to 172,539.56, 238,098.37 and 96,056.69 is: 132,554.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,539.56 : 238,098.37 = 96,056.69 : x
  2. Step 2: Convert to fraction form
    172,539.56/238,098.37 = 96,056.69/x
  3. Step 3: Cross multiply
    172,539.56x = 238,098.37 × 96,056.69
  4. Step 4: Simplify right side
    172,539.56x = 22,870,941,786.45
  5. Step 5: Solve for x
    x = 22,870,941,786.45/172,539.56
  6. Step 6: Final answer
    x = 132,554.77

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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.