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Finding the Fourth Proportional to 62,380.63, 86,085.87 and 34,086.92

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Solution

The fourth proportional to 62,380.63, 86,085.87 and 34,086.92 is: 47,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,380.63 : 86,085.87 = 34,086.92 : x
  2. Step 2: Convert to fraction form
    62,380.63/86,085.87 = 34,086.92/x
  3. Step 3: Cross multiply
    62,380.63x = 86,085.87 × 34,086.92
  4. Step 4: Simplify right side
    62,380.63x = 2,934,402,163.82
  5. Step 5: Solve for x
    x = 2,934,402,163.82/62,380.63
  6. Step 6: Final answer
    x = 47,040.28

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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.