Home / 248,715.98-373,146.64-80,232.59

Finding the Fourth Proportional to 248,715.98, 373,146.64 and 80,232.59

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Solution

The fourth proportional to 248,715.98, 373,146.64 and 80,232.59 is: 120,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,715.98 : 373,146.64 = 80,232.59 : x
  2. Step 2: Convert to fraction form
    248,715.98/373,146.64 = 80,232.59/x
  3. Step 3: Cross multiply
    248,715.98x = 373,146.64 × 80,232.59
  4. Step 4: Simplify right side
    248,715.98x = 29,938,519,511.26
  5. Step 5: Solve for x
    x = 29,938,519,511.26/248,715.98
  6. Step 6: Final answer
    x = 120,372.32

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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.