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Finding the Fourth Proportional to 96,328.39, 132,927.83 and 53,878.72

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Solution

The fourth proportional to 96,328.39, 132,927.83 and 53,878.72 is: 74,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,328.39 : 132,927.83 = 53,878.72 : x
  2. Step 2: Convert to fraction form
    96,328.39/132,927.83 = 53,878.72/x
  3. Step 3: Cross multiply
    96,328.39x = 132,927.83 × 53,878.72
  4. Step 4: Simplify right side
    96,328.39x = 7,161,981,332.78
  5. Step 5: Solve for x
    x = 7,161,981,332.78/96,328.39
  6. Step 6: Final answer
    x = 74,349.64

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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.