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Finding the Fourth Proportional to 92,766.33, 128,017.77 and 50,324.86

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Solution

The fourth proportional to 92,766.33, 128,017.77 and 50,324.86 is: 69,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,766.33 : 128,017.77 = 50,324.86 : x
  2. Step 2: Convert to fraction form
    92,766.33/128,017.77 = 50,324.86/x
  3. Step 3: Cross multiply
    92,766.33x = 128,017.77 × 50,324.86
  4. Step 4: Simplify right side
    92,766.33x = 6,442,476,352.76
  5. Step 5: Solve for x
    x = 6,442,476,352.76/92,766.33
  6. Step 6: Final answer
    x = 69,448.43

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1.5x scale

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.