Home / 97,430.31-146,149.52-30,868.97

Finding the Fourth Proportional to 97,430.31, 146,149.52 and 30,868.97

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Solution

The fourth proportional to 97,430.31, 146,149.52 and 30,868.97 is: 46,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,430.31 : 146,149.52 = 30,868.97 : x
  2. Step 2: Convert to fraction form
    97,430.31/146,149.52 = 30,868.97/x
  3. Step 3: Cross multiply
    97,430.31x = 146,149.52 × 30,868.97
  4. Step 4: Simplify right side
    97,430.31x = 4,511,484,263.30
  5. Step 5: Solve for x
    x = 4,511,484,263.30/97,430.31
  6. Step 6: Final answer
    x = 46,304.73

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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.