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Finding the Fourth Proportional to 62,904.03, 86,806.35 and 34,609.74

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Solution

The fourth proportional to 62,904.03, 86,806.35 and 34,609.74 is: 47,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,904.03 : 86,806.35 = 34,609.74 : x
  2. Step 2: Convert to fraction form
    62,904.03/86,806.35 = 34,609.74/x
  3. Step 3: Cross multiply
    62,904.03x = 86,806.35 × 34,609.74
  4. Step 4: Simplify right side
    62,904.03x = 3,004,345,203.85
  5. Step 5: Solve for x
    x = 3,004,345,203.85/62,904.03
  6. Step 6: Final answer
    x = 47,760.77

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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.