Home / 262,422.23-393,630.74-120,227.16

Finding the Fourth Proportional to 262,422.23, 393,630.74 and 120,227.16

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Solution

The fourth proportional to 262,422.23, 393,630.74 and 120,227.16 is: 180,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,422.23 : 393,630.74 = 120,227.16 : x
  2. Step 2: Convert to fraction form
    262,422.23/393,630.74 = 120,227.16/x
  3. Step 3: Cross multiply
    262,422.23x = 393,630.74 × 120,227.16
  4. Step 4: Simplify right side
    262,422.23x = 47,325,105,357.76
  5. Step 5: Solve for x
    x = 47,325,105,357.76/262,422.23
  6. Step 6: Final answer
    x = 180,339.55

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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.