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Finding the Fourth Proportional to 69,677.79, 96,155.52 and 37,846.02

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Solution

The fourth proportional to 69,677.79, 96,155.52 and 37,846.02 is: 52,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,677.79 : 96,155.52 = 37,846.02 : x
  2. Step 2: Convert to fraction form
    69,677.79/96,155.52 = 37,846.02/x
  3. Step 3: Cross multiply
    69,677.79x = 96,155.52 × 37,846.02
  4. Step 4: Simplify right side
    69,677.79x = 3,639,103,733.03
  5. Step 5: Solve for x
    x = 3,639,103,733.03/69,677.79
  6. Step 6: Final answer
    x = 52,227.60

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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.