Home / 112,234.60-168,546.30-108,735.40

Finding the Fourth Proportional to 112,234.60, 168,546.30 and 108,735.40

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Solution

The fourth proportional to 112,234.60, 168,546.30 and 108,735.40 is: 163,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,234.60 : 168,546.30 = 108,735.40 : x
  2. Step 2: Convert to fraction form
    112,234.60/168,546.30 = 108,735.40/x
  3. Step 3: Cross multiply
    112,234.60x = 168,546.30 × 108,735.40
  4. Step 4: Simplify right side
    112,234.60x = 18,326,949,349.02
  5. Step 5: Solve for x
    x = 18,326,949,349.02/112,234.60
  6. Step 6: Final answer
    x = 163,291.44

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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.