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Finding the Fourth Proportional to 68,585.79, 94,627.40 and 44,703.75

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Solution

The fourth proportional to 68,585.79, 94,627.40 and 44,703.75 is: 61,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,585.79 : 94,627.40 = 44,703.75 : x
  2. Step 2: Convert to fraction form
    68,585.79/94,627.40 = 44,703.75/x
  3. Step 3: Cross multiply
    68,585.79x = 94,627.40 × 44,703.75
  4. Step 4: Simplify right side
    68,585.79x = 4,230,199,409.23
  5. Step 5: Solve for x
    x = 4,230,199,409.23/68,585.79
  6. Step 6: Final answer
    x = 61,677.49

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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.