Home / 204,331.32-281,972.80-118,293.95

Finding the Fourth Proportional to 204,331.32, 281,972.80 and 118,293.95

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Solution

The fourth proportional to 204,331.32, 281,972.80 and 118,293.95 is: 163,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,331.32 : 281,972.80 = 118,293.95 : x
  2. Step 2: Convert to fraction form
    204,331.32/281,972.80 = 118,293.95/x
  3. Step 3: Cross multiply
    204,331.32x = 281,972.80 × 118,293.95
  4. Step 4: Simplify right side
    204,331.32x = 33,355,674,303.23
  5. Step 5: Solve for x
    x = 33,355,674,303.23/204,331.32
  6. Step 6: Final answer
    x = 163,243.08

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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.