Home / 114,995.71-172,435.24-52,612.75

Finding the Fourth Proportional to 114,995.71, 172,435.24 and 52,612.75

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Solution

The fourth proportional to 114,995.71, 172,435.24 and 52,612.75 is: 78,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,995.71 : 172,435.24 = 52,612.75 : x
  2. Step 2: Convert to fraction form
    114,995.71/172,435.24 = 52,612.75/x
  3. Step 3: Cross multiply
    114,995.71x = 172,435.24 × 52,612.75
  4. Step 4: Simplify right side
    114,995.71x = 9,072,292,173.31
  5. Step 5: Solve for x
    x = 9,072,292,173.31/114,995.71
  6. Step 6: Final answer
    x = 78,892.44

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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.