Home / 69,836.33-96,376.32-39,622.93

Finding the Fourth Proportional to 69,836.33, 96,376.32 and 39,622.93

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Solution

The fourth proportional to 69,836.33, 96,376.32 and 39,622.93 is: 54,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,836.33 : 96,376.32 = 39,622.93 : x
  2. Step 2: Convert to fraction form
    69,836.33/96,376.32 = 39,622.93/x
  3. Step 3: Cross multiply
    69,836.33x = 96,376.32 × 39,622.93
  4. Step 4: Simplify right side
    69,836.33x = 3,818,711,940.08
  5. Step 5: Solve for x
    x = 3,818,711,940.08/69,836.33
  6. Step 6: Final answer
    x = 54,680.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.