Home / 203,957.33-281,501.39-130,322.66

Finding the Fourth Proportional to 203,957.33, 281,501.39 and 130,322.66

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Solution

The fourth proportional to 203,957.33, 281,501.39 and 130,322.66 is: 179,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,957.33 : 281,501.39 = 130,322.66 : x
  2. Step 2: Convert to fraction form
    203,957.33/281,501.39 = 130,322.66/x
  3. Step 3: Cross multiply
    203,957.33x = 281,501.39 × 130,322.66
  4. Step 4: Simplify right side
    203,957.33x = 36,686,009,286.88
  5. Step 5: Solve for x
    x = 36,686,009,286.88/203,957.33
  6. Step 6: Final answer
    x = 179,871.00

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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.