Home / 240,756.80-361,143.50-114,331.79

Finding the Fourth Proportional to 240,756.80, 361,143.50 and 114,331.79

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Solution

The fourth proportional to 240,756.80, 361,143.50 and 114,331.79 is: 171,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,756.80 : 361,143.50 = 114,331.79 : x
  2. Step 2: Convert to fraction form
    240,756.80/361,143.50 = 114,331.79/x
  3. Step 3: Cross multiply
    240,756.80x = 361,143.50 × 114,331.79
  4. Step 4: Simplify right side
    240,756.80x = 41,290,180,424.49
  5. Step 5: Solve for x
    x = 41,290,180,424.49/240,756.80
  6. Step 6: Final answer
    x = 171,501.62

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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.