Home / 274,459.44-411,633.12-96,972.24

Finding the Fourth Proportional to 274,459.44, 411,633.12 and 96,972.24

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Solution

The fourth proportional to 274,459.44, 411,633.12 and 96,972.24 is: 145,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,459.44 : 411,633.12 = 96,972.24 : x
  2. Step 2: Convert to fraction form
    274,459.44/411,633.12 = 96,972.24/x
  3. Step 3: Cross multiply
    274,459.44x = 411,633.12 × 96,972.24
  4. Step 4: Simplify right side
    274,459.44x = 39,916,985,704.59
  5. Step 5: Solve for x
    x = 39,916,985,704.59/274,459.44
  6. Step 6: Final answer
    x = 145,438.56

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1.5x scale

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.