Home / 242,120.64-363,181.23-108,976.08

Finding the Fourth Proportional to 242,120.64, 363,181.23 and 108,976.08

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Solution

The fourth proportional to 242,120.64, 363,181.23 and 108,976.08 is: 163,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,120.64 : 363,181.23 = 108,976.08 : x
  2. Step 2: Convert to fraction form
    242,120.64/363,181.23 = 108,976.08/x
  3. Step 3: Cross multiply
    242,120.64x = 363,181.23 × 108,976.08
  4. Step 4: Simplify right side
    242,120.64x = 39,578,066,774.98
  5. Step 5: Solve for x
    x = 39,578,066,774.98/242,120.64
  6. Step 6: Final answer
    x = 163,464.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.