Home / 120,933.18-181,401.60-46,057.48

Finding the Fourth Proportional to 120,933.18, 181,401.60 and 46,057.48

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Solution

The fourth proportional to 120,933.18, 181,401.60 and 46,057.48 is: 69,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,933.18 : 181,401.60 = 46,057.48 : x
  2. Step 2: Convert to fraction form
    120,933.18/181,401.60 = 46,057.48/x
  3. Step 3: Cross multiply
    120,933.18x = 181,401.60 × 46,057.48
  4. Step 4: Simplify right side
    120,933.18x = 8,354,900,563.97
  5. Step 5: Solve for x
    x = 8,354,900,563.97/120,933.18
  6. Step 6: Final answer
    x = 69,086.92

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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.