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Finding the Fourth Proportional to 67,425.32, 101,137.88 and 63,270.02

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Solution

The fourth proportional to 67,425.32, 101,137.88 and 63,270.02 is: 94,904.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,425.32 : 101,137.88 = 63,270.02 : x
  2. Step 2: Convert to fraction form
    67,425.32/101,137.88 = 63,270.02/x
  3. Step 3: Cross multiply
    67,425.32x = 101,137.88 × 63,270.02
  4. Step 4: Simplify right side
    67,425.32x = 6,398,995,690.36
  5. Step 5: Solve for x
    x = 6,398,995,690.36/67,425.32
  6. Step 6: Final answer
    x = 94,904.94

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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.