Home / 240,099.20-359,918.40-186,761.60

Finding the Fourth Proportional to 240,099.20, 359,918.40 and 186,761.60

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Solution

The fourth proportional to 240,099.20, 359,918.40 and 186,761.60 is: 279,963.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,099.20 : 359,918.40 = 186,761.60 : x
  2. Step 2: Convert to fraction form
    240,099.20/359,918.40 = 186,761.60/x
  3. Step 3: Cross multiply
    240,099.20x = 359,918.40 × 186,761.60
  4. Step 4: Simplify right side
    240,099.20x = 67,218,936,253.44
  5. Step 5: Solve for x
    x = 67,218,936,253.44/240,099.20
  6. Step 6: Final answer
    x = 279,963.18

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1.5x scale

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.