Home / 29,120.87-43,681.37-8,060.97

Finding the Fourth Proportional to 29,120.87, 43,681.37 and 8,060.97

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Solution

The fourth proportional to 29,120.87, 43,681.37 and 8,060.97 is: 12,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120.87 : 43,681.37 = 8,060.97 : x
  2. Step 2: Convert to fraction form
    29,120.87/43,681.37 = 8,060.97/x
  3. Step 3: Cross multiply
    29,120.87x = 43,681.37 × 8,060.97
  4. Step 4: Simplify right side
    29,120.87x = 352,114,359.30
  5. Step 5: Solve for x
    x = 352,114,359.30/29,120.87
  6. Step 6: Final answer
    x = 12,091.48

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Double scale
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1.5x scale

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.