Home / 68,875.03-95,054.05-40,192.37

Finding the Fourth Proportional to 68,875.03, 95,054.05 and 40,192.37

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Solution

The fourth proportional to 68,875.03, 95,054.05 and 40,192.37 is: 55,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,875.03 : 95,054.05 = 40,192.37 : x
  2. Step 2: Convert to fraction form
    68,875.03/95,054.05 = 40,192.37/x
  3. Step 3: Cross multiply
    68,875.03x = 95,054.05 × 40,192.37
  4. Step 4: Simplify right side
    68,875.03x = 3,820,447,684.75
  5. Step 5: Solve for x
    x = 3,820,447,684.75/68,875.03
  6. Step 6: Final answer
    x = 55,469.27

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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.