Home / 203,982.72-281,598.48-127,544.32

Finding the Fourth Proportional to 203,982.72, 281,598.48 and 127,544.32

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Solution

The fourth proportional to 203,982.72, 281,598.48 and 127,544.32 is: 176,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,982.72 : 281,598.48 = 127,544.32 : x
  2. Step 2: Convert to fraction form
    203,982.72/281,598.48 = 127,544.32/x
  3. Step 3: Cross multiply
    203,982.72x = 281,598.48 × 127,544.32
  4. Step 4: Simplify right side
    203,982.72x = 35,916,286,644.63
  5. Step 5: Solve for x
    x = 35,916,286,644.63/203,982.72
  6. Step 6: Final answer
    x = 176,075.14

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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.