Home / 395,236.44-592,949.13-128,997.45

Finding the Fourth Proportional to 395,236.44, 592,949.13 and 128,997.45

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Solution

The fourth proportional to 395,236.44, 592,949.13 and 128,997.45 is: 193,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,236.44 : 592,949.13 = 128,997.45 : x
  2. Step 2: Convert to fraction form
    395,236.44/592,949.13 = 128,997.45/x
  3. Step 3: Cross multiply
    395,236.44x = 592,949.13 × 128,997.45
  4. Step 4: Simplify right side
    395,236.44x = 76,488,925,749.72
  5. Step 5: Solve for x
    x = 76,488,925,749.72/395,236.44
  6. Step 6: Final answer
    x = 193,527.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.