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Finding the Fourth Proportional to 133,090.15, 199,635.23 and 133,090.15

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Solution

The fourth proportional to 133,090.15, 199,635.23 and 133,090.15 is: 199,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,090.15 : 199,635.23 = 133,090.15 : x
  2. Step 2: Convert to fraction form
    133,090.15/199,635.23 = 133,090.15/x
  3. Step 3: Cross multiply
    133,090.15x = 199,635.23 × 133,090.15
  4. Step 4: Simplify right side
    133,090.15x = 26,569,482,705.98
  5. Step 5: Solve for x
    x = 26,569,482,705.98/133,090.15
  6. Step 6: Final answer
    x = 199,635.23

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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.