Home / 242,436.82-363,710.31-73,972.21

Finding the Fourth Proportional to 242,436.82, 363,710.31 and 73,972.21

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Solution

The fourth proportional to 242,436.82, 363,710.31 and 73,972.21 is: 110,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,436.82 : 363,710.31 = 73,972.21 : x
  2. Step 2: Convert to fraction form
    242,436.82/363,710.31 = 73,972.21/x
  3. Step 3: Cross multiply
    242,436.82x = 363,710.31 × 73,972.21
  4. Step 4: Simplify right side
    242,436.82x = 26,904,455,430.49
  5. Step 5: Solve for x
    x = 26,904,455,430.49/242,436.82
  6. Step 6: Final answer
    x = 110,975.12

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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.