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Finding the Fourth Proportional to 67,033.80, 100,623.60 and 37,509.30

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Solution

The fourth proportional to 67,033.80, 100,623.60 and 37,509.30 is: 56,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,033.80 : 100,623.60 = 37,509.30 : x
  2. Step 2: Convert to fraction form
    67,033.80/100,623.60 = 37,509.30/x
  3. Step 3: Cross multiply
    67,033.80x = 100,623.60 × 37,509.30
  4. Step 4: Simplify right side
    67,033.80x = 3,774,320,799.48
  5. Step 5: Solve for x
    x = 3,774,320,799.48/67,033.80
  6. Step 6: Final answer
    x = 56,304.74

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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.