Home / 69,680.16-104,654.70-59,707.44

Finding the Fourth Proportional to 69,680.16, 104,654.70 and 59,707.44

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Solution

The fourth proportional to 69,680.16, 104,654.70 and 59,707.44 is: 89,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,680.16 : 104,654.70 = 59,707.44 : x
  2. Step 2: Convert to fraction form
    69,680.16/104,654.70 = 59,707.44/x
  3. Step 3: Cross multiply
    69,680.16x = 104,654.70 × 59,707.44
  4. Step 4: Simplify right side
    69,680.16x = 6,248,664,220.97
  5. Step 5: Solve for x
    x = 6,248,664,220.97/69,680.16
  6. Step 6: Final answer
    x = 89,676.38

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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.