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Finding the Fourth Proportional to 164,339.30, 226,788.22 and 88,887.80

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Solution

The fourth proportional to 164,339.30, 226,788.22 and 88,887.80 is: 122,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,339.30 : 226,788.22 = 88,887.80 : x
  2. Step 2: Convert to fraction form
    164,339.30/226,788.22 = 88,887.80/x
  3. Step 3: Cross multiply
    164,339.30x = 226,788.22 × 88,887.80
  4. Step 4: Simplify right side
    164,339.30x = 20,158,705,941.72
  5. Step 5: Solve for x
    x = 20,158,705,941.72/164,339.30
  6. Step 6: Final answer
    x = 122,665.16

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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.