Home / 242,329.03-363,493.64-115,939.53

Finding the Fourth Proportional to 242,329.03, 363,493.64 and 115,939.53

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Solution

The fourth proportional to 242,329.03, 363,493.64 and 115,939.53 is: 173,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,329.03 : 363,493.64 = 115,939.53 : x
  2. Step 2: Convert to fraction form
    242,329.03/363,493.64 = 115,939.53/x
  3. Step 3: Cross multiply
    242,329.03x = 363,493.64 × 115,939.53
  4. Step 4: Simplify right side
    242,329.03x = 42,143,282,069.44
  5. Step 5: Solve for x
    x = 42,143,282,069.44/242,329.03
  6. Step 6: Final answer
    x = 173,909.34

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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.