Home / 69,973.06-96,562.85-39,758.43

Finding the Fourth Proportional to 69,973.06, 96,562.85 and 39,758.43

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Solution

The fourth proportional to 69,973.06, 96,562.85 and 39,758.43 is: 54,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,973.06 : 96,562.85 = 39,758.43 : x
  2. Step 2: Convert to fraction form
    69,973.06/96,562.85 = 39,758.43/x
  3. Step 3: Cross multiply
    69,973.06x = 96,562.85 × 39,758.43
  4. Step 4: Simplify right side
    69,973.06x = 3,839,187,312.33
  5. Step 5: Solve for x
    x = 3,839,187,312.33/69,973.06
  6. Step 6: Final answer
    x = 54,866.65

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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.