Home / 125,533.93-173,245.31-68,945.89

Finding the Fourth Proportional to 125,533.93, 173,245.31 and 68,945.89

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Solution

The fourth proportional to 125,533.93, 173,245.31 and 68,945.89 is: 95,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,533.93 : 173,245.31 = 68,945.89 : x
  2. Step 2: Convert to fraction form
    125,533.93/173,245.31 = 68,945.89/x
  3. Step 3: Cross multiply
    125,533.93x = 173,245.31 × 68,945.89
  4. Step 4: Simplify right side
    125,533.93x = 11,944,552,086.28
  5. Step 5: Solve for x
    x = 11,944,552,086.28/125,533.93
  6. Step 6: Final answer
    x = 95,149.99

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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.