Home / 69,973.65-96,563.25-38,142.27

Finding the Fourth Proportional to 69,973.65, 96,563.25 and 38,142.27

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Solution

The fourth proportional to 69,973.65, 96,563.25 and 38,142.27 is: 52,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,973.65 : 96,563.25 = 38,142.27 : x
  2. Step 2: Convert to fraction form
    69,973.65/96,563.25 = 38,142.27/x
  3. Step 3: Cross multiply
    69,973.65x = 96,563.25 × 38,142.27
  4. Step 4: Simplify right side
    69,973.65x = 3,683,141,553.58
  5. Step 5: Solve for x
    x = 3,683,141,553.58/69,973.65
  6. Step 6: Final answer
    x = 52,636.12

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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.