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Finding the Fourth Proportional to 67,671.40, 93,392.60 and 37,463.80

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Solution

The fourth proportional to 67,671.40, 93,392.60 and 37,463.80 is: 51,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,671.40 : 93,392.60 = 37,463.80 : x
  2. Step 2: Convert to fraction form
    67,671.40/93,392.60 = 37,463.80/x
  3. Step 3: Cross multiply
    67,671.40x = 93,392.60 × 37,463.80
  4. Step 4: Simplify right side
    67,671.40x = 3,498,841,687.88
  5. Step 5: Solve for x
    x = 3,498,841,687.88/67,671.40
  6. Step 6: Final answer
    x = 51,703.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.