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Finding the Fourth Proportional to 168,258.08, 252,425.40 and 55,929.20

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Solution

The fourth proportional to 168,258.08, 252,425.40 and 55,929.20 is: 83,906.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,258.08 : 252,425.40 = 55,929.20 : x
  2. Step 2: Convert to fraction form
    168,258.08/252,425.40 = 55,929.20/x
  3. Step 3: Cross multiply
    168,258.08x = 252,425.40 × 55,929.20
  4. Step 4: Simplify right side
    168,258.08x = 14,117,950,681.68
  5. Step 5: Solve for x
    x = 14,117,950,681.68/168,258.08
  6. Step 6: Final answer
    x = 83,906.52

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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.