Home / 97,850.05-146,793.51-31,272.30

Finding the Fourth Proportional to 97,850.05, 146,793.51 and 31,272.30

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Solution

The fourth proportional to 97,850.05, 146,793.51 and 31,272.30 is: 46,914.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,850.05 : 146,793.51 = 31,272.30 : x
  2. Step 2: Convert to fraction form
    97,850.05/146,793.51 = 31,272.30/x
  3. Step 3: Cross multiply
    97,850.05x = 146,793.51 × 31,272.30
  4. Step 4: Simplify right side
    97,850.05x = 4,590,570,682.77
  5. Step 5: Solve for x
    x = 4,590,570,682.77/97,850.05
  6. Step 6: Final answer
    x = 46,914.34

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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.