Home / 164,958.57-247,562.21-120,699.49

Finding the Fourth Proportional to 164,958.57, 247,562.21 and 120,699.49

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Solution

The fourth proportional to 164,958.57, 247,562.21 and 120,699.49 is: 181,140.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,958.57 : 247,562.21 = 120,699.49 : x
  2. Step 2: Convert to fraction form
    164,958.57/247,562.21 = 120,699.49/x
  3. Step 3: Cross multiply
    164,958.57x = 247,562.21 × 120,699.49
  4. Step 4: Simplify right side
    164,958.57x = 29,880,632,490.27
  5. Step 5: Solve for x
    x = 29,880,632,490.27/164,958.57
  6. Step 6: Final answer
    x = 181,140.23

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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.