Home / 156,550.41-216,032.94-88,568.54

Finding the Fourth Proportional to 156,550.41, 216,032.94 and 88,568.54

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Solution

The fourth proportional to 156,550.41, 216,032.94 and 88,568.54 is: 122,220.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,550.41 : 216,032.94 = 88,568.54 : x
  2. Step 2: Convert to fraction form
    156,550.41/216,032.94 = 88,568.54/x
  3. Step 3: Cross multiply
    156,550.41x = 216,032.94 × 88,568.54
  4. Step 4: Simplify right side
    156,550.41x = 19,133,721,644.86
  5. Step 5: Solve for x
    x = 19,133,721,644.86/156,550.41
  6. Step 6: Final answer
    x = 122,220.83

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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.