Home / 262,250.20-393,764.10-157,274.20

Finding the Fourth Proportional to 262,250.20, 393,764.10 and 157,274.20

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Solution

The fourth proportional to 262,250.20, 393,764.10 and 157,274.20 is: 236,144.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,250.20 : 393,764.10 = 157,274.20 : x
  2. Step 2: Convert to fraction form
    262,250.20/393,764.10 = 157,274.20/x
  3. Step 3: Cross multiply
    262,250.20x = 393,764.10 × 157,274.20
  4. Step 4: Simplify right side
    262,250.20x = 61,928,933,816.22
  5. Step 5: Solve for x
    x = 61,928,933,816.22/262,250.20
  6. Step 6: Final answer
    x = 236,144.47

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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.