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Finding the Fourth Proportional to 168,445.60, 252,521.52 and 63,236.32

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Solution

The fourth proportional to 168,445.60, 252,521.52 and 63,236.32 is: 94,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,445.60 : 252,521.52 = 63,236.32 : x
  2. Step 2: Convert to fraction form
    168,445.60/252,521.52 = 63,236.32/x
  3. Step 3: Cross multiply
    168,445.60x = 252,521.52 × 63,236.32
  4. Step 4: Simplify right side
    168,445.60x = 15,968,531,645.61
  5. Step 5: Solve for x
    x = 15,968,531,645.61/168,445.60
  6. Step 6: Final answer
    x = 94,799.34

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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.