Home / 110,072.03-151,850.48-71,822.76

Finding the Fourth Proportional to 110,072.03, 151,850.48 and 71,822.76

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Solution

The fourth proportional to 110,072.03, 151,850.48 and 71,822.76 is: 99,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,072.03 : 151,850.48 = 71,822.76 : x
  2. Step 2: Convert to fraction form
    110,072.03/151,850.48 = 71,822.76/x
  3. Step 3: Cross multiply
    110,072.03x = 151,850.48 × 71,822.76
  4. Step 4: Simplify right side
    110,072.03x = 10,906,320,580.92
  5. Step 5: Solve for x
    x = 10,906,320,580.92/110,072.03
  6. Step 6: Final answer
    x = 99,083.49

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1.5x scale

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.