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Finding the Fourth Proportional to 64,503.75, 96,730.77 and 25,055.67

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Solution

The fourth proportional to 64,503.75, 96,730.77 and 25,055.67 is: 37,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,503.75 : 96,730.77 = 25,055.67 : x
  2. Step 2: Convert to fraction form
    64,503.75/96,730.77 = 25,055.67/x
  3. Step 3: Cross multiply
    64,503.75x = 96,730.77 × 25,055.67
  4. Step 4: Simplify right side
    64,503.75x = 2,423,654,251.97
  5. Step 5: Solve for x
    x = 2,423,654,251.97/64,503.75
  6. Step 6: Final answer
    x = 37,573.85

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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.