Home / 115,576.62-173,415.02-40,750.22

Finding the Fourth Proportional to 115,576.62, 173,415.02 and 40,750.22

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Solution

The fourth proportional to 115,576.62, 173,415.02 and 40,750.22 is: 61,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,576.62 : 173,415.02 = 40,750.22 : x
  2. Step 2: Convert to fraction form
    115,576.62/173,415.02 = 40,750.22/x
  3. Step 3: Cross multiply
    115,576.62x = 173,415.02 × 40,750.22
  4. Step 4: Simplify right side
    115,576.62x = 7,066,699,145.48
  5. Step 5: Solve for x
    x = 7,066,699,145.48/115,576.62
  6. Step 6: Final answer
    x = 61,142.98

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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.