Home / 204,268.08-281,870.16-118,209.96

Finding the Fourth Proportional to 204,268.08, 281,870.16 and 118,209.96

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Solution

The fourth proportional to 204,268.08, 281,870.16 and 118,209.96 is: 163,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,268.08 : 281,870.16 = 118,209.96 : x
  2. Step 2: Convert to fraction form
    204,268.08/281,870.16 = 118,209.96/x
  3. Step 3: Cross multiply
    204,268.08x = 281,870.16 × 118,209.96
  4. Step 4: Simplify right side
    204,268.08x = 33,319,860,338.79
  5. Step 5: Solve for x
    x = 33,319,860,338.79/204,268.08
  6. Step 6: Final answer
    x = 163,118.29

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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.