Home / 104,585.75-156,854.34-51,224.49

Finding the Fourth Proportional to 104,585.75, 156,854.34 and 51,224.49

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Solution

The fourth proportional to 104,585.75, 156,854.34 and 51,224.49 is: 76,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,585.75 : 156,854.34 = 51,224.49 : x
  2. Step 2: Convert to fraction form
    104,585.75/156,854.34 = 51,224.49/x
  3. Step 3: Cross multiply
    104,585.75x = 156,854.34 × 51,224.49
  4. Step 4: Simplify right side
    104,585.75x = 8,034,783,570.79
  5. Step 5: Solve for x
    x = 8,034,783,570.79/104,585.75
  6. Step 6: Final answer
    x = 76,824.84

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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.