Home / 96,741.09-145,167.66-40,576.20

Finding the Fourth Proportional to 96,741.09, 145,167.66 and 40,576.20

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Solution

The fourth proportional to 96,741.09, 145,167.66 and 40,576.20 is: 60,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,741.09 : 145,167.66 = 40,576.20 : x
  2. Step 2: Convert to fraction form
    96,741.09/145,167.66 = 40,576.20/x
  3. Step 3: Cross multiply
    96,741.09x = 145,167.66 × 40,576.20
  4. Step 4: Simplify right side
    96,741.09x = 5,890,352,005.69
  5. Step 5: Solve for x
    x = 5,890,352,005.69/96,741.09
  6. Step 6: Final answer
    x = 60,887.80

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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.