Home / 114,939.08-172,353.09-40,057.46

Finding the Fourth Proportional to 114,939.08, 172,353.09 and 40,057.46

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Solution

The fourth proportional to 114,939.08, 172,353.09 and 40,057.46 is: 60,066.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,939.08 : 172,353.09 = 40,057.46 : x
  2. Step 2: Convert to fraction form
    114,939.08/172,353.09 = 40,057.46/x
  3. Step 3: Cross multiply
    114,939.08x = 172,353.09 × 40,057.46
  4. Step 4: Simplify right side
    114,939.08x = 6,904,027,008.55
  5. Step 5: Solve for x
    x = 6,904,027,008.55/114,939.08
  6. Step 6: Final answer
    x = 60,066.84

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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.