Home / 114,984.60-172,505.61-40,105.82

Finding the Fourth Proportional to 114,984.60, 172,505.61 and 40,105.82

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Solution

The fourth proportional to 114,984.60, 172,505.61 and 40,105.82 is: 60,168.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,984.60 : 172,505.61 = 40,105.82 : x
  2. Step 2: Convert to fraction form
    114,984.60/172,505.61 = 40,105.82/x
  3. Step 3: Cross multiply
    114,984.60x = 172,505.61 × 40,105.82
  4. Step 4: Simplify right side
    114,984.60x = 6,918,478,943.65
  5. Step 5: Solve for x
    x = 6,918,478,943.65/114,984.60
  6. Step 6: Final answer
    x = 60,168.74

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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.