Home / 115,826.80-173,740.20-114,077.20

Finding the Fourth Proportional to 115,826.80, 173,740.20 and 114,077.20

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Solution

The fourth proportional to 115,826.80, 173,740.20 and 114,077.20 is: 171,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,826.80 : 173,740.20 = 114,077.20 : x
  2. Step 2: Convert to fraction form
    115,826.80/173,740.20 = 114,077.20/x
  3. Step 3: Cross multiply
    115,826.80x = 173,740.20 × 114,077.20
  4. Step 4: Simplify right side
    115,826.80x = 19,819,795,543.44
  5. Step 5: Solve for x
    x = 19,819,795,543.44/115,826.80
  6. Step 6: Final answer
    x = 171,115.80

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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.