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Finding the Fourth Proportional to 104,295.86, 156,435.92 and 33,215.62

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Solution

The fourth proportional to 104,295.86, 156,435.92 and 33,215.62 is: 49,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,295.86 : 156,435.92 = 33,215.62 : x
  2. Step 2: Convert to fraction form
    104,295.86/156,435.92 = 33,215.62/x
  3. Step 3: Cross multiply
    104,295.86x = 156,435.92 × 33,215.62
  4. Step 4: Simplify right side
    104,295.86x = 5,196,116,381.12
  5. Step 5: Solve for x
    x = 5,196,116,381.12/104,295.86
  6. Step 6: Final answer
    x = 49,820.93

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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.