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Finding the Fourth Proportional to 162,114.92, 223,717.70 and 94,148.60

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Solution

The fourth proportional to 162,114.92, 223,717.70 and 94,148.60 is: 129,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,114.92 : 223,717.70 = 94,148.60 : x
  2. Step 2: Convert to fraction form
    162,114.92/223,717.70 = 94,148.60/x
  3. Step 3: Cross multiply
    162,114.92x = 223,717.70 × 94,148.60
  4. Step 4: Simplify right side
    162,114.92x = 21,062,708,250.22
  5. Step 5: Solve for x
    x = 21,062,708,250.22/162,114.92
  6. Step 6: Final answer
    x = 129,924.55

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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.