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Finding the Fourth Proportional to 67,650.21, 93,354 and 37,434.99

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Solution

The fourth proportional to 67,650.21, 93,354 and 37,434.99 is: 51,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,650.21 : 93,354 = 37,434.99 : x
  2. Step 2: Convert to fraction form
    67,650.21/93,354 = 37,434.99/x
  3. Step 3: Cross multiply
    67,650.21x = 93,354 × 37,434.99
  4. Step 4: Simplify right side
    67,650.21x = 3,494,706,056.46
  5. Step 5: Solve for x
    x = 3,494,706,056.46/67,650.21
  6. Step 6: Final answer
    x = 51,658.47

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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.