Home / 87,037.08-130,541.60-23,842.43

Finding the Fourth Proportional to 87,037.08, 130,541.60 and 23,842.43

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Solution

The fourth proportional to 87,037.08, 130,541.60 and 23,842.43 is: 35,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,037.08 : 130,541.60 = 23,842.43 : x
  2. Step 2: Convert to fraction form
    87,037.08/130,541.60 = 23,842.43/x
  3. Step 3: Cross multiply
    87,037.08x = 130,541.60 × 23,842.43
  4. Step 4: Simplify right side
    87,037.08x = 3,112,428,960.09
  5. Step 5: Solve for x
    x = 3,112,428,960.09/87,037.08
  6. Step 6: Final answer
    x = 35,759.81

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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.