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Finding the Fourth Proportional to 61,500.70, 84,859.69 and 34,637.46

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Solution

The fourth proportional to 61,500.70, 84,859.69 and 34,637.46 is: 47,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,500.70 : 84,859.69 = 34,637.46 : x
  2. Step 2: Convert to fraction form
    61,500.70/84,859.69 = 34,637.46/x
  3. Step 3: Cross multiply
    61,500.70x = 84,859.69 × 34,637.46
  4. Step 4: Simplify right side
    61,500.70x = 2,939,324,117.99
  5. Step 5: Solve for x
    x = 2,939,324,117.99/61,500.70
  6. Step 6: Final answer
    x = 47,793.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.