Home / 331,570.08-496,936.35-141,804.90

Finding the Fourth Proportional to 331,570.08, 496,936.35 and 141,804.90

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Solution

The fourth proportional to 331,570.08, 496,936.35 and 141,804.90 is: 212,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,570.08 : 496,936.35 = 141,804.90 : x
  2. Step 2: Convert to fraction form
    331,570.08/496,936.35 = 141,804.90/x
  3. Step 3: Cross multiply
    331,570.08x = 496,936.35 × 141,804.90
  4. Step 4: Simplify right side
    331,570.08x = 70,468,009,418.12
  5. Step 5: Solve for x
    x = 70,468,009,418.12/331,570.08
  6. Step 6: Final answer
    x = 212,528.25

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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.