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Finding the Fourth Proportional to 168,575.64, 232,417.32 and 120,232.68

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Solution

The fourth proportional to 168,575.64, 232,417.32 and 120,232.68 is: 165,766.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,575.64 : 232,417.32 = 120,232.68 : x
  2. Step 2: Convert to fraction form
    168,575.64/232,417.32 = 120,232.68/x
  3. Step 3: Cross multiply
    168,575.64x = 232,417.32 × 120,232.68
  4. Step 4: Simplify right side
    168,575.64x = 27,944,157,262.02
  5. Step 5: Solve for x
    x = 27,944,157,262.02/168,575.64
  6. Step 6: Final answer
    x = 165,766.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.