Home / 167,912.35-251,901.76-47,970.34

Finding the Fourth Proportional to 167,912.35, 251,901.76 and 47,970.34

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Solution

The fourth proportional to 167,912.35, 251,901.76 and 47,970.34 is: 71,965.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,912.35 : 251,901.76 = 47,970.34 : x
  2. Step 2: Convert to fraction form
    167,912.35/251,901.76 = 47,970.34/x
  3. Step 3: Cross multiply
    167,912.35x = 251,901.76 × 47,970.34
  4. Step 4: Simplify right side
    167,912.35x = 12,083,812,324.12
  5. Step 5: Solve for x
    x = 12,083,812,324.12/167,912.35
  6. Step 6: Final answer
    x = 71,965.00

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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.