Home / 104,516.19-156,739.68-40,444.61

Finding the Fourth Proportional to 104,516.19, 156,739.68 and 40,444.61

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Solution

The fourth proportional to 104,516.19, 156,739.68 and 40,444.61 is: 60,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,516.19 : 156,739.68 = 40,444.61 : x
  2. Step 2: Convert to fraction form
    104,516.19/156,739.68 = 40,444.61/x
  3. Step 3: Cross multiply
    104,516.19x = 156,739.68 × 40,444.61
  4. Step 4: Simplify right side
    104,516.19x = 6,339,274,445.43
  5. Step 5: Solve for x
    x = 6,339,274,445.43/104,516.19
  6. Step 6: Final answer
    x = 60,653.52

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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.