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Finding the Fourth Proportional to 62,904.39, 86,808.04 and 34,610.07

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Solution

The fourth proportional to 62,904.39, 86,808.04 and 34,610.07 is: 47,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,904.39 : 86,808.04 = 34,610.07 : x
  2. Step 2: Convert to fraction form
    62,904.39/86,808.04 = 34,610.07/x
  3. Step 3: Cross multiply
    62,904.39x = 86,808.04 × 34,610.07
  4. Step 4: Simplify right side
    62,904.39x = 3,004,432,340.96
  5. Step 5: Solve for x
    x = 3,004,432,340.96/62,904.39
  6. Step 6: Final answer
    x = 47,761.89

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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.