Home / 242,319.94-363,538.23-102,118.66

Finding the Fourth Proportional to 242,319.94, 363,538.23 and 102,118.66

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Solution

The fourth proportional to 242,319.94, 363,538.23 and 102,118.66 is: 153,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,319.94 : 363,538.23 = 102,118.66 : x
  2. Step 2: Convert to fraction form
    242,319.94/363,538.23 = 102,118.66/x
  3. Step 3: Cross multiply
    242,319.94x = 363,538.23 × 102,118.66
  4. Step 4: Simplify right side
    242,319.94x = 37,124,036,906.37
  5. Step 5: Solve for x
    x = 37,124,036,906.37/242,319.94
  6. Step 6: Final answer
    x = 153,202.57

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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.