Home / 309,836.04-464,380.34-159,994.64

Finding the Fourth Proportional to 309,836.04, 464,380.34 and 159,994.64

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Solution

The fourth proportional to 309,836.04, 464,380.34 and 159,994.64 is: 239,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,836.04 : 464,380.34 = 159,994.64 : x
  2. Step 2: Convert to fraction form
    309,836.04/464,380.34 = 159,994.64/x
  3. Step 3: Cross multiply
    309,836.04x = 464,380.34 × 159,994.64
  4. Step 4: Simplify right side
    309,836.04x = 74,298,366,582.33
  5. Step 5: Solve for x
    x = 74,298,366,582.33/309,836.04
  6. Step 6: Final answer
    x = 239,798.98

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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.