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Finding the Fourth Proportional to 157,993.08, 236,832.66 and 64,565.88

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Solution

The fourth proportional to 157,993.08, 236,832.66 and 64,565.88 is: 96,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,993.08 : 236,832.66 = 64,565.88 : x
  2. Step 2: Convert to fraction form
    157,993.08/236,832.66 = 64,565.88/x
  3. Step 3: Cross multiply
    157,993.08x = 236,832.66 × 64,565.88
  4. Step 4: Simplify right side
    157,993.08x = 15,291,309,105.64
  5. Step 5: Solve for x
    x = 15,291,309,105.64/157,993.08
  6. Step 6: Final answer
    x = 96,784.68

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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.