Home / 97,531.31-146,302.04-30,976.65

Finding the Fourth Proportional to 97,531.31, 146,302.04 and 30,976.65

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Solution

The fourth proportional to 97,531.31, 146,302.04 and 30,976.65 is: 46,466.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,531.31 : 146,302.04 = 30,976.65 : x
  2. Step 2: Convert to fraction form
    97,531.31/146,302.04 = 30,976.65/x
  3. Step 3: Cross multiply
    97,531.31x = 146,302.04 × 30,976.65
  4. Step 4: Simplify right side
    97,531.31x = 4,531,946,932.48
  5. Step 5: Solve for x
    x = 4,531,946,932.48/97,531.31
  6. Step 6: Final answer
    x = 46,466.58

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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.