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Finding the Fourth Proportional to 195,408.96, 293,060.71 and 69,032.57

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Solution

The fourth proportional to 195,408.96, 293,060.71 and 69,032.57 is: 103,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,408.96 : 293,060.71 = 69,032.57 : x
  2. Step 2: Convert to fraction form
    195,408.96/293,060.71 = 69,032.57/x
  3. Step 3: Cross multiply
    195,408.96x = 293,060.71 × 69,032.57
  4. Step 4: Simplify right side
    195,408.96x = 20,230,732,166.86
  5. Step 5: Solve for x
    x = 20,230,732,166.86/195,408.96
  6. Step 6: Final answer
    x = 103,530.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.