Home / 302,178.52-453,273-102,504.07

Finding the Fourth Proportional to 302,178.52, 453,273 and 102,504.07

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Solution

The fourth proportional to 302,178.52, 453,273 and 102,504.07 is: 153,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,178.52 : 453,273 = 102,504.07 : x
  2. Step 2: Convert to fraction form
    302,178.52/453,273 = 102,504.07/x
  3. Step 3: Cross multiply
    302,178.52x = 453,273 × 102,504.07
  4. Step 4: Simplify right side
    302,178.52x = 46,462,327,321.11
  5. Step 5: Solve for x
    x = 46,462,327,321.11/302,178.52
  6. Step 6: Final answer
    x = 153,757.88

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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.