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Finding the Fourth Proportional to 94,893.84, 130,948.20 and 52,449.54

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Solution

The fourth proportional to 94,893.84, 130,948.20 and 52,449.54 is: 72,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,893.84 : 130,948.20 = 52,449.54 : x
  2. Step 2: Convert to fraction form
    94,893.84/130,948.20 = 52,449.54/x
  3. Step 3: Cross multiply
    94,893.84x = 130,948.20 × 52,449.54
  4. Step 4: Simplify right side
    94,893.84x = 6,868,172,853.83
  5. Step 5: Solve for x
    x = 6,868,172,853.83/94,893.84
  6. Step 6: Final answer
    x = 72,377.44

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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.