Home / 231,230.48-346,635.50-88,985.04

Finding the Fourth Proportional to 231,230.48, 346,635.50 and 88,985.04

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Solution

The fourth proportional to 231,230.48, 346,635.50 and 88,985.04 is: 133,396.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,230.48 : 346,635.50 = 88,985.04 : x
  2. Step 2: Convert to fraction form
    231,230.48/346,635.50 = 88,985.04/x
  3. Step 3: Cross multiply
    231,230.48x = 346,635.50 × 88,985.04
  4. Step 4: Simplify right side
    231,230.48x = 30,845,373,387.99
  5. Step 5: Solve for x
    x = 30,845,373,387.99/231,230.48
  6. Step 6: Final answer
    x = 133,396.66

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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.