Home / 171,506.56-236,761.32-120,562.96

Finding the Fourth Proportional to 171,506.56, 236,761.32 and 120,562.96

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Solution

The fourth proportional to 171,506.56, 236,761.32 and 120,562.96 is: 166,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,506.56 : 236,761.32 = 120,562.96 : x
  2. Step 2: Convert to fraction form
    171,506.56/236,761.32 = 120,562.96/x
  3. Step 3: Cross multiply
    171,506.56x = 236,761.32 × 120,562.96
  4. Step 4: Simplify right side
    171,506.56x = 28,544,645,552.71
  5. Step 5: Solve for x
    x = 28,544,645,552.71/171,506.56
  6. Step 6: Final answer
    x = 166,434.72

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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.