Home / 182,945.60-274,591.20-112,961.60

Finding the Fourth Proportional to 182,945.60, 274,591.20 and 112,961.60

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Solution

The fourth proportional to 182,945.60, 274,591.20 and 112,961.60 is: 169,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,945.60 : 274,591.20 = 112,961.60 : x
  2. Step 2: Convert to fraction form
    182,945.60/274,591.20 = 112,961.60/x
  3. Step 3: Cross multiply
    182,945.60x = 274,591.20 × 112,961.60
  4. Step 4: Simplify right side
    182,945.60x = 31,018,261,297.92
  5. Step 5: Solve for x
    x = 31,018,261,297.92/182,945.60
  6. Step 6: Final answer
    x = 169,549.10

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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.