Home / 89,827.38-134,739.05-36,519.26

Finding the Fourth Proportional to 89,827.38, 134,739.05 and 36,519.26

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Solution

The fourth proportional to 89,827.38, 134,739.05 and 36,519.26 is: 54,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,827.38 : 134,739.05 = 36,519.26 : x
  2. Step 2: Convert to fraction form
    89,827.38/134,739.05 = 36,519.26/x
  3. Step 3: Cross multiply
    89,827.38x = 134,739.05 × 36,519.26
  4. Step 4: Simplify right side
    89,827.38x = 4,920,569,542.81
  5. Step 5: Solve for x
    x = 4,920,569,542.81/89,827.38
  6. Step 6: Final answer
    x = 54,778.06

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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.