Home / 240,161.64-331,173.81-206,281.50

Finding the Fourth Proportional to 240,161.64, 331,173.81 and 206,281.50

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Solution

The fourth proportional to 240,161.64, 331,173.81 and 206,281.50 is: 284,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,161.64 : 331,173.81 = 206,281.50 : x
  2. Step 2: Convert to fraction form
    240,161.64/331,173.81 = 206,281.50/x
  3. Step 3: Cross multiply
    240,161.64x = 331,173.81 × 206,281.50
  4. Step 4: Simplify right side
    240,161.64x = 68,315,030,287.52
  5. Step 5: Solve for x
    x = 68,315,030,287.52/240,161.64
  6. Step 6: Final answer
    x = 284,454.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.