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Finding the Fourth Proportional to 129,599.60, 194,370.24 and 46,493.60

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Solution

The fourth proportional to 129,599.60, 194,370.24 and 46,493.60 is: 69,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,599.60 : 194,370.24 = 46,493.60 : x
  2. Step 2: Convert to fraction form
    129,599.60/194,370.24 = 46,493.60/x
  3. Step 3: Cross multiply
    129,599.60x = 194,370.24 × 46,493.60
  4. Step 4: Simplify right side
    129,599.60x = 9,036,972,190.46
  5. Step 5: Solve for x
    x = 9,036,972,190.46/129,599.60
  6. Step 6: Final answer
    x = 69,729.94

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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.