Home / 73,783.24-101,820.66-40,249

Finding the Fourth Proportional to 73,783.24, 101,820.66 and 40,249

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Solution

The fourth proportional to 73,783.24, 101,820.66 and 40,249 is: 55,543.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,783.24 : 101,820.66 = 40,249 : x
  2. Step 2: Convert to fraction form
    73,783.24/101,820.66 = 40,249/x
  3. Step 3: Cross multiply
    73,783.24x = 101,820.66 × 40,249
  4. Step 4: Simplify right side
    73,783.24x = 4,098,179,744.34
  5. Step 5: Solve for x
    x = 4,098,179,744.34/73,783.24
  6. Step 6: Final answer
    x = 55,543.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.