Home / 248,999.37-343,209.40-176,426.61

Finding the Fourth Proportional to 248,999.37, 343,209.40 and 176,426.61

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Solution

The fourth proportional to 248,999.37, 343,209.40 and 176,426.61 is: 243,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,999.37 : 343,209.40 = 176,426.61 : x
  2. Step 2: Convert to fraction form
    248,999.37/343,209.40 = 176,426.61/x
  3. Step 3: Cross multiply
    248,999.37x = 343,209.40 × 176,426.61
  4. Step 4: Simplify right side
    248,999.37x = 60,551,270,226.43
  5. Step 5: Solve for x
    x = 60,551,270,226.43/248,999.37
  6. Step 6: Final answer
    x = 243,178.41

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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.