Home / 368,220.18-551,662.83-168,707.46

Finding the Fourth Proportional to 368,220.18, 551,662.83 and 168,707.46

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Solution

The fourth proportional to 368,220.18, 551,662.83 and 168,707.46 is: 252,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,220.18 : 551,662.83 = 168,707.46 : x
  2. Step 2: Convert to fraction form
    368,220.18/551,662.83 = 168,707.46/x
  3. Step 3: Cross multiply
    368,220.18x = 551,662.83 × 168,707.46
  4. Step 4: Simplify right side
    368,220.18x = 93,069,634,825.71
  5. Step 5: Solve for x
    x = 93,069,634,825.71/368,220.18
  6. Step 6: Final answer
    x = 252,755.39

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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.