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Finding the Fourth Proportional to 68,594.04, 94,638.78 and 44,712

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Solution

The fourth proportional to 68,594.04, 94,638.78 and 44,712 is: 61,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,594.04 : 94,638.78 = 44,712 : x
  2. Step 2: Convert to fraction form
    68,594.04/94,638.78 = 44,712/x
  3. Step 3: Cross multiply
    68,594.04x = 94,638.78 × 44,712
  4. Step 4: Simplify right side
    68,594.04x = 4,231,489,131.36
  5. Step 5: Solve for x
    x = 4,231,489,131.36/68,594.04
  6. Step 6: Final answer
    x = 61,688.87

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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.