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Finding the Fourth Proportional to 94,891.88, 130,953.44 and 52,453.14

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Solution

The fourth proportional to 94,891.88, 130,953.44 and 52,453.14 is: 72,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,891.88 : 130,953.44 = 52,453.14 : x
  2. Step 2: Convert to fraction form
    94,891.88/130,953.44 = 52,453.14/x
  3. Step 3: Cross multiply
    94,891.88x = 130,953.44 × 52,453.14
  4. Step 4: Simplify right side
    94,891.88x = 6,868,919,121.80
  5. Step 5: Solve for x
    x = 6,868,919,121.80/94,891.88
  6. Step 6: Final answer
    x = 72,386.80

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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.