Home / 69,539.58-104,308.29-27,985.50

Finding the Fourth Proportional to 69,539.58, 104,308.29 and 27,985.50

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Solution

The fourth proportional to 69,539.58, 104,308.29 and 27,985.50 is: 41,977.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,539.58 : 104,308.29 = 27,985.50 : x
  2. Step 2: Convert to fraction form
    69,539.58/104,308.29 = 27,985.50/x
  3. Step 3: Cross multiply
    69,539.58x = 104,308.29 × 27,985.50
  4. Step 4: Simplify right side
    69,539.58x = 2,919,119,649.80
  5. Step 5: Solve for x
    x = 2,919,119,649.80/69,539.58
  6. Step 6: Final answer
    x = 41,977.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.