Home / 134,186.62-185,168.19-73,755.76

Finding the Fourth Proportional to 134,186.62, 185,168.19 and 73,755.76

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Solution

The fourth proportional to 134,186.62, 185,168.19 and 73,755.76 is: 101,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,186.62 : 185,168.19 = 73,755.76 : x
  2. Step 2: Convert to fraction form
    134,186.62/185,168.19 = 73,755.76/x
  3. Step 3: Cross multiply
    134,186.62x = 185,168.19 × 73,755.76
  4. Step 4: Simplify right side
    134,186.62x = 13,657,220,581.27
  5. Step 5: Solve for x
    x = 13,657,220,581.27/134,186.62
  6. Step 6: Final answer
    x = 101,777.81

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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.