Home / 89,638.59-134,426.43-26,441.91

Finding the Fourth Proportional to 89,638.59, 134,426.43 and 26,441.91

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Solution

The fourth proportional to 89,638.59, 134,426.43 and 26,441.91 is: 39,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,638.59 : 134,426.43 = 26,441.91 : x
  2. Step 2: Convert to fraction form
    89,638.59/134,426.43 = 26,441.91/x
  3. Step 3: Cross multiply
    89,638.59x = 134,426.43 × 26,441.91
  4. Step 4: Simplify right side
    89,638.59x = 3,554,491,563.68
  5. Step 5: Solve for x
    x = 3,554,491,563.68/89,638.59
  6. Step 6: Final answer
    x = 39,653.59

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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.