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Finding the Fourth Proportional to 62,703.84, 94,024.88 and 31,077.60

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Solution

The fourth proportional to 62,703.84, 94,024.88 and 31,077.60 is: 46,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,703.84 : 94,024.88 = 31,077.60 : x
  2. Step 2: Convert to fraction form
    62,703.84/94,024.88 = 31,077.60/x
  3. Step 3: Cross multiply
    62,703.84x = 94,024.88 × 31,077.60
  4. Step 4: Simplify right side
    62,703.84x = 2,922,067,610.69
  5. Step 5: Solve for x
    x = 2,922,067,610.69/62,703.84
  6. Step 6: Final answer
    x = 46,601.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.