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Finding the Fourth Proportional to 157,844.83, 217,383.04 and 147,714.01

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Solution

The fourth proportional to 157,844.83, 217,383.04 and 147,714.01 is: 203,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,844.83 : 217,383.04 = 147,714.01 : x
  2. Step 2: Convert to fraction form
    157,844.83/217,383.04 = 147,714.01/x
  3. Step 3: Cross multiply
    157,844.83x = 217,383.04 × 147,714.01
  4. Step 4: Simplify right side
    157,844.83x = 32,110,520,544.39
  5. Step 5: Solve for x
    x = 32,110,520,544.39/157,844.83
  6. Step 6: Final answer
    x = 203,430.93

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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.