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Finding the Fourth Proportional to 154,803, 232,207.38 and 43,997.88

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Solution

The fourth proportional to 154,803, 232,207.38 and 43,997.88 is: 65,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,803 : 232,207.38 = 43,997.88 : x
  2. Step 2: Convert to fraction form
    154,803/232,207.38 = 43,997.88/x
  3. Step 3: Cross multiply
    154,803x = 232,207.38 × 43,997.88
  4. Step 4: Simplify right side
    154,803x = 10,216,632,440.35
  5. Step 5: Solve for x
    x = 10,216,632,440.35/154,803
  6. Step 6: Final answer
    x = 65,997.64

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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.