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Finding the Fourth Proportional to 74,370.36, 102,532.04 and 53,934.06

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Solution

The fourth proportional to 74,370.36, 102,532.04 and 53,934.06 is: 74,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,370.36 : 102,532.04 = 53,934.06 : x
  2. Step 2: Convert to fraction form
    74,370.36/102,532.04 = 53,934.06/x
  3. Step 3: Cross multiply
    74,370.36x = 102,532.04 × 53,934.06
  4. Step 4: Simplify right side
    74,370.36x = 5,529,969,197.28
  5. Step 5: Solve for x
    x = 5,529,969,197.28/74,370.36
  6. Step 6: Final answer
    x = 74,357.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.