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Finding the Fourth Proportional to 132,671.79, 199,033.95 and 37,902.80

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Solution

The fourth proportional to 132,671.79, 199,033.95 and 37,902.80 is: 56,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,671.79 : 199,033.95 = 37,902.80 : x
  2. Step 2: Convert to fraction form
    132,671.79/199,033.95 = 37,902.80/x
  3. Step 3: Cross multiply
    132,671.79x = 199,033.95 × 37,902.80
  4. Step 4: Simplify right side
    132,671.79x = 7,543,943,004.89
  5. Step 5: Solve for x
    x = 7,543,943,004.89/132,671.79
  6. Step 6: Final answer
    x = 56,861.70

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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.