Home / 399,052.35-598,664.07-114,740.42

Finding the Fourth Proportional to 399,052.35, 598,664.07 and 114,740.42

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Solution

The fourth proportional to 399,052.35, 598,664.07 and 114,740.42 is: 172,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,052.35 : 598,664.07 = 114,740.42 : x
  2. Step 2: Convert to fraction form
    399,052.35/598,664.07 = 114,740.42/x
  3. Step 3: Cross multiply
    399,052.35x = 598,664.07 × 114,740.42
  4. Step 4: Simplify right side
    399,052.35x = 68,690,963,837.39
  5. Step 5: Solve for x
    x = 68,690,963,837.39/399,052.35
  6. Step 6: Final answer
    x = 172,135.22

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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.