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Finding the Fourth Proportional to 168,014.16, 251,992.08 and 57,206.16

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Solution

The fourth proportional to 168,014.16, 251,992.08 and 57,206.16 is: 85,799.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,014.16 : 251,992.08 = 57,206.16 : x
  2. Step 2: Convert to fraction form
    168,014.16/251,992.08 = 57,206.16/x
  3. Step 3: Cross multiply
    168,014.16x = 251,992.08 × 57,206.16
  4. Step 4: Simplify right side
    168,014.16x = 14,415,499,247.21
  5. Step 5: Solve for x
    x = 14,415,499,247.21/168,014.16
  6. Step 6: Final answer
    x = 85,799.31

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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.