Home / 89,668.92-134,511.64-23,109.30

Finding the Fourth Proportional to 89,668.92, 134,511.64 and 23,109.30

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Solution

The fourth proportional to 89,668.92, 134,511.64 and 23,109.30 is: 34,666.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,668.92 : 134,511.64 = 23,109.30 : x
  2. Step 2: Convert to fraction form
    89,668.92/134,511.64 = 23,109.30/x
  3. Step 3: Cross multiply
    89,668.92x = 134,511.64 × 23,109.30
  4. Step 4: Simplify right side
    89,668.92x = 3,108,469,784.48
  5. Step 5: Solve for x
    x = 3,108,469,784.48/89,668.92
  6. Step 6: Final answer
    x = 34,666.08

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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.