Home / 253,066.04-379,591.68-66,077.54

Finding the Fourth Proportional to 253,066.04, 379,591.68 and 66,077.54

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Solution

The fourth proportional to 253,066.04, 379,591.68 and 66,077.54 is: 99,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,066.04 : 379,591.68 = 66,077.54 : x
  2. Step 2: Convert to fraction form
    253,066.04/379,591.68 = 66,077.54/x
  3. Step 3: Cross multiply
    253,066.04x = 379,591.68 × 66,077.54
  4. Step 4: Simplify right side
    253,066.04x = 25,082,484,418.87
  5. Step 5: Solve for x
    x = 25,082,484,418.87/253,066.04
  6. Step 6: Final answer
    x = 99,114.38

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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.