Home / 160,693.04-240,942.34-71,930

Finding the Fourth Proportional to 160,693.04, 240,942.34 and 71,930

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Solution

The fourth proportional to 160,693.04, 240,942.34 and 71,930 is: 107,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,693.04 : 240,942.34 = 71,930 : x
  2. Step 2: Convert to fraction form
    160,693.04/240,942.34 = 71,930/x
  3. Step 3: Cross multiply
    160,693.04x = 240,942.34 × 71,930
  4. Step 4: Simplify right side
    160,693.04x = 17,330,982,516.20
  5. Step 5: Solve for x
    x = 17,330,982,516.20/160,693.04
  6. Step 6: Final answer
    x = 107,851.48

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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.