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Finding the Fourth Proportional to 94,191.44, 129,930.12 and 58,802

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Solution

The fourth proportional to 94,191.44, 129,930.12 and 58,802 is: 81,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,191.44 : 129,930.12 = 58,802 : x
  2. Step 2: Convert to fraction form
    94,191.44/129,930.12 = 58,802/x
  3. Step 3: Cross multiply
    94,191.44x = 129,930.12 × 58,802
  4. Step 4: Simplify right side
    94,191.44x = 7,640,150,916.24
  5. Step 5: Solve for x
    x = 7,640,150,916.24/94,191.44
  6. Step 6: Final answer
    x = 81,113.01

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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.