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Finding the Fourth Proportional to 67,322.88, 92,905.06 and 37,108.26

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Solution

The fourth proportional to 67,322.88, 92,905.06 and 37,108.26 is: 51,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,322.88 : 92,905.06 = 37,108.26 : x
  2. Step 2: Convert to fraction form
    67,322.88/92,905.06 = 37,108.26/x
  3. Step 3: Cross multiply
    67,322.88x = 92,905.06 × 37,108.26
  4. Step 4: Simplify right side
    67,322.88x = 3,447,545,121.80
  5. Step 5: Solve for x
    x = 3,447,545,121.80/67,322.88
  6. Step 6: Final answer
    x = 51,209.12

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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.