Home / 69,845.30-96,383.94-38,013.50

Finding the Fourth Proportional to 69,845.30, 96,383.94 and 38,013.50

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Solution

The fourth proportional to 69,845.30, 96,383.94 and 38,013.50 is: 52,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,845.30 : 96,383.94 = 38,013.50 : x
  2. Step 2: Convert to fraction form
    69,845.30/96,383.94 = 38,013.50/x
  3. Step 3: Cross multiply
    69,845.30x = 96,383.94 × 38,013.50
  4. Step 4: Simplify right side
    69,845.30x = 3,663,890,903.19
  5. Step 5: Solve for x
    x = 3,663,890,903.19/69,845.30
  6. Step 6: Final answer
    x = 52,457.23

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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.