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Finding the Fourth Proportional to 67,534.97, 93,193.59 and 37,320

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Solution

The fourth proportional to 67,534.97, 93,193.59 and 37,320 is: 51,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,534.97 : 93,193.59 = 37,320 : x
  2. Step 2: Convert to fraction form
    67,534.97/93,193.59 = 37,320/x
  3. Step 3: Cross multiply
    67,534.97x = 93,193.59 × 37,320
  4. Step 4: Simplify right side
    67,534.97x = 3,477,984,778.80
  5. Step 5: Solve for x
    x = 3,477,984,778.80/67,534.97
  6. Step 6: Final answer
    x = 51,499.02

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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.