Home / 95,028.90-142,727.87-69,969.98

Finding the Fourth Proportional to 95,028.90, 142,727.87 and 69,969.98

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Solution

The fourth proportional to 95,028.90, 142,727.87 and 69,969.98 is: 105,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,028.90 : 142,727.87 = 69,969.98 : x
  2. Step 2: Convert to fraction form
    95,028.90/142,727.87 = 69,969.98/x
  3. Step 3: Cross multiply
    95,028.90x = 142,727.87 × 69,969.98
  4. Step 4: Simplify right side
    95,028.90x = 9,986,665,938.24
  5. Step 5: Solve for x
    x = 9,986,665,938.24/95,028.90
  6. Step 6: Final answer
    x = 105,090.83

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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.