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Finding the Fourth Proportional to 164,424.90, 226,906.96 and 88,973.40

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Solution

The fourth proportional to 164,424.90, 226,906.96 and 88,973.40 is: 122,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,424.90 : 226,906.96 = 88,973.40 : x
  2. Step 2: Convert to fraction form
    164,424.90/226,906.96 = 88,973.40/x
  3. Step 3: Cross multiply
    164,424.90x = 226,906.96 × 88,973.40
  4. Step 4: Simplify right side
    164,424.90x = 20,188,683,714.86
  5. Step 5: Solve for x
    x = 20,188,683,714.86/164,424.90
  6. Step 6: Final answer
    x = 122,783.62

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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.