Home / 123,948.44-185,944.98-45,173.24

Finding the Fourth Proportional to 123,948.44, 185,944.98 and 45,173.24

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Solution

The fourth proportional to 123,948.44, 185,944.98 and 45,173.24 is: 67,767.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,948.44 : 185,944.98 = 45,173.24 : x
  2. Step 2: Convert to fraction form
    123,948.44/185,944.98 = 45,173.24/x
  3. Step 3: Cross multiply
    123,948.44x = 185,944.98 × 45,173.24
  4. Step 4: Simplify right side
    123,948.44x = 8,399,737,208.34
  5. Step 5: Solve for x
    x = 8,399,737,208.34/123,948.44
  6. Step 6: Final answer
    x = 67,767.99

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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.