Home / 453,845.46-680,842.08-134,029.68

Finding the Fourth Proportional to 453,845.46, 680,842.08 and 134,029.68

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Solution

The fourth proportional to 453,845.46, 680,842.08 and 134,029.68 is: 201,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,845.46 : 680,842.08 = 134,029.68 : x
  2. Step 2: Convert to fraction form
    453,845.46/680,842.08 = 134,029.68/x
  3. Step 3: Cross multiply
    453,845.46x = 680,842.08 × 134,029.68
  4. Step 4: Simplify right side
    453,845.46x = 91,253,046,112.93
  5. Step 5: Solve for x
    x = 91,253,046,112.93/453,845.46
  6. Step 6: Final answer
    x = 201,066.34

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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.