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Finding the Fourth Proportional to 111,504.60, 167,256.90 and 36,636.30

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Solution

The fourth proportional to 111,504.60, 167,256.90 and 36,636.30 is: 54,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,504.60 : 167,256.90 = 36,636.30 : x
  2. Step 2: Convert to fraction form
    111,504.60/167,256.90 = 36,636.30/x
  3. Step 3: Cross multiply
    111,504.60x = 167,256.90 × 36,636.30
  4. Step 4: Simplify right side
    111,504.60x = 6,127,673,965.47
  5. Step 5: Solve for x
    x = 6,127,673,965.47/111,504.60
  6. Step 6: Final answer
    x = 54,954.45

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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.