Home / 240,051.20-359,846.40-186,713.60

Finding the Fourth Proportional to 240,051.20, 359,846.40 and 186,713.60

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Solution

The fourth proportional to 240,051.20, 359,846.40 and 186,713.60 is: 279,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,051.20 : 359,846.40 = 186,713.60 : x
  2. Step 2: Convert to fraction form
    240,051.20/359,846.40 = 186,713.60/x
  3. Step 3: Cross multiply
    240,051.20x = 359,846.40 × 186,713.60
  4. Step 4: Simplify right side
    240,051.20x = 67,188,216,791.04
  5. Step 5: Solve for x
    x = 67,188,216,791.04/240,051.20
  6. Step 6: Final answer
    x = 279,891.19

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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.