Home / 69,848.37-96,387.90-39,633.06

Finding the Fourth Proportional to 69,848.37, 96,387.90 and 39,633.06

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Solution

The fourth proportional to 69,848.37, 96,387.90 and 39,633.06 is: 54,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,848.37 : 96,387.90 = 39,633.06 : x
  2. Step 2: Convert to fraction form
    69,848.37/96,387.90 = 39,633.06/x
  3. Step 3: Cross multiply
    69,848.37x = 96,387.90 × 39,633.06
  4. Step 4: Simplify right side
    69,848.37x = 3,820,147,636.80
  5. Step 5: Solve for x
    x = 3,820,147,636.80/69,848.37
  6. Step 6: Final answer
    x = 54,692.01

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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.