Home / 125,267.37-172,876.04-74,310.27

Finding the Fourth Proportional to 125,267.37, 172,876.04 and 74,310.27

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Solution

The fourth proportional to 125,267.37, 172,876.04 and 74,310.27 is: 102,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,267.37 : 172,876.04 = 74,310.27 : x
  2. Step 2: Convert to fraction form
    125,267.37/172,876.04 = 74,310.27/x
  3. Step 3: Cross multiply
    125,267.37x = 172,876.04 × 74,310.27
  4. Step 4: Simplify right side
    125,267.37x = 12,846,465,208.93
  5. Step 5: Solve for x
    x = 12,846,465,208.93/125,267.37
  6. Step 6: Final answer
    x = 102,552.37

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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.