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Finding the Fourth Proportional to 134,808.60, 202,212.90 and 119,256.60

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Solution

The fourth proportional to 134,808.60, 202,212.90 and 119,256.60 is: 178,884.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,808.60 : 202,212.90 = 119,256.60 : x
  2. Step 2: Convert to fraction form
    134,808.60/202,212.90 = 119,256.60/x
  3. Step 3: Cross multiply
    134,808.60x = 202,212.90 × 119,256.60
  4. Step 4: Simplify right side
    134,808.60x = 24,115,222,930.14
  5. Step 5: Solve for x
    x = 24,115,222,930.14/134,808.60
  6. Step 6: Final answer
    x = 178,884.90

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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.