Home / 168,199.60-252,299.40-115,449.16

Finding the Fourth Proportional to 168,199.60, 252,299.40 and 115,449.16

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Solution

The fourth proportional to 168,199.60, 252,299.40 and 115,449.16 is: 173,173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,199.60 : 252,299.40 = 115,449.16 : x
  2. Step 2: Convert to fraction form
    168,199.60/252,299.40 = 115,449.16/x
  3. Step 3: Cross multiply
    168,199.60x = 252,299.40 × 115,449.16
  4. Step 4: Simplify right side
    168,199.60x = 29,127,753,798.50
  5. Step 5: Solve for x
    x = 29,127,753,798.50/168,199.60
  6. Step 6: Final answer
    x = 173,173.74

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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.