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Finding the Fourth Proportional to 149,562.60, 224,343.90 and 136,440.60

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Solution

The fourth proportional to 149,562.60, 224,343.90 and 136,440.60 is: 204,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,562.60 : 224,343.90 = 136,440.60 : x
  2. Step 2: Convert to fraction form
    149,562.60/224,343.90 = 136,440.60/x
  3. Step 3: Cross multiply
    149,562.60x = 224,343.90 × 136,440.60
  4. Step 4: Simplify right side
    149,562.60x = 30,609,616,322.34
  5. Step 5: Solve for x
    x = 30,609,616,322.34/149,562.60
  6. Step 6: Final answer
    x = 204,660.90

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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.