Home / 112,366.82-168,433.59-53,157.44

Finding the Fourth Proportional to 112,366.82, 168,433.59 and 53,157.44

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Solution

The fourth proportional to 112,366.82, 168,433.59 and 53,157.44 is: 79,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,366.82 : 168,433.59 = 53,157.44 : x
  2. Step 2: Convert to fraction form
    112,366.82/168,433.59 = 53,157.44/x
  3. Step 3: Cross multiply
    112,366.82x = 168,433.59 × 53,157.44
  4. Step 4: Simplify right side
    112,366.82x = 8,953,498,454.41
  5. Step 5: Solve for x
    x = 8,953,498,454.41/112,366.82
  6. Step 6: Final answer
    x = 79,680.98

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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.