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Finding the Fourth Proportional to 116,876.52, 175,314.78 and 94,656.60

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Solution

The fourth proportional to 116,876.52, 175,314.78 and 94,656.60 is: 141,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,876.52 : 175,314.78 = 94,656.60 : x
  2. Step 2: Convert to fraction form
    116,876.52/175,314.78 = 94,656.60/x
  3. Step 3: Cross multiply
    116,876.52x = 175,314.78 × 94,656.60
  4. Step 4: Simplify right side
    116,876.52x = 16,594,701,004.55
  5. Step 5: Solve for x
    x = 16,594,701,004.55/116,876.52
  6. Step 6: Final answer
    x = 141,984.90

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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.