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Finding the Fourth Proportional to 67,271.51, 100,726.84 and 37,604.86

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Solution

The fourth proportional to 67,271.51, 100,726.84 and 37,604.86 is: 56,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,271.51 : 100,726.84 = 37,604.86 : x
  2. Step 2: Convert to fraction form
    67,271.51/100,726.84 = 37,604.86/x
  3. Step 3: Cross multiply
    67,271.51x = 100,726.84 × 37,604.86
  4. Step 4: Simplify right side
    67,271.51x = 3,787,818,511.63
  5. Step 5: Solve for x
    x = 3,787,818,511.63/67,271.51
  6. Step 6: Final answer
    x = 56,306.43

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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.