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Finding the Fourth Proportional to 173,667.88, 260,504.52 and 55,438.66

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Solution

The fourth proportional to 173,667.88, 260,504.52 and 55,438.66 is: 83,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,667.88 : 260,504.52 = 55,438.66 : x
  2. Step 2: Convert to fraction form
    173,667.88/260,504.52 = 55,438.66/x
  3. Step 3: Cross multiply
    173,667.88x = 260,504.52 × 55,438.66
  4. Step 4: Simplify right side
    173,667.88x = 14,442,021,512.74
  5. Step 5: Solve for x
    x = 14,442,021,512.74/173,667.88
  6. Step 6: Final answer
    x = 83,158.85

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1.5x scale

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.