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Finding the Fourth Proportional to 62,760.38, 86,609.93 and 34,466.67

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Solution

The fourth proportional to 62,760.38, 86,609.93 and 34,466.67 is: 47,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,760.38 : 86,609.93 = 34,466.67 : x
  2. Step 2: Convert to fraction form
    62,760.38/86,609.93 = 34,466.67/x
  3. Step 3: Cross multiply
    62,760.38x = 86,609.93 × 34,466.67
  4. Step 4: Simplify right side
    62,760.38x = 2,985,155,703.70
  5. Step 5: Solve for x
    x = 2,985,155,703.70/62,760.38
  6. Step 6: Final answer
    x = 47,564.34

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1.5x scale

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.