Home / 70,414.32-97,174.44-40,204.56

Finding the Fourth Proportional to 70,414.32, 97,174.44 and 40,204.56

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Solution

The fourth proportional to 70,414.32, 97,174.44 and 40,204.56 is: 55,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,414.32 : 97,174.44 = 40,204.56 : x
  2. Step 2: Convert to fraction form
    70,414.32/97,174.44 = 40,204.56/x
  3. Step 3: Cross multiply
    70,414.32x = 97,174.44 × 40,204.56
  4. Step 4: Simplify right side
    70,414.32x = 3,906,855,603.45
  5. Step 5: Solve for x
    x = 3,906,855,603.45/70,414.32
  6. Step 6: Final answer
    x = 55,483.82

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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.