Home / 97,168.33-145,731.84-40,986.73

Finding the Fourth Proportional to 97,168.33, 145,731.84 and 40,986.73

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Solution

The fourth proportional to 97,168.33, 145,731.84 and 40,986.73 is: 61,471.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,168.33 : 145,731.84 = 40,986.73 : x
  2. Step 2: Convert to fraction form
    97,168.33/145,731.84 = 40,986.73/x
  3. Step 3: Cross multiply
    97,168.33x = 145,731.84 × 40,986.73
  4. Step 4: Simplify right side
    97,168.33x = 5,973,071,578.48
  5. Step 5: Solve for x
    x = 5,973,071,578.48/97,168.33
  6. Step 6: Final answer
    x = 61,471.38

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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.