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Finding the Fourth Proportional to 64,056.70, 88,391.50 and 37,193.95

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Solution

The fourth proportional to 64,056.70, 88,391.50 and 37,193.95 is: 51,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,056.70 : 88,391.50 = 37,193.95 : x
  2. Step 2: Convert to fraction form
    64,056.70/88,391.50 = 37,193.95/x
  3. Step 3: Cross multiply
    64,056.70x = 88,391.50 × 37,193.95
  4. Step 4: Simplify right side
    64,056.70x = 3,287,628,717.46
  5. Step 5: Solve for x
    x = 3,287,628,717.46/64,056.70
  6. Step 6: Final answer
    x = 51,323.73

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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.