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Finding the Fourth Proportional to 85,162.95, 117,524.88 and 49,373.73

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Solution

The fourth proportional to 85,162.95, 117,524.88 and 49,373.73 is: 68,135.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,162.95 : 117,524.88 = 49,373.73 : x
  2. Step 2: Convert to fraction form
    85,162.95/117,524.88 = 49,373.73/x
  3. Step 3: Cross multiply
    85,162.95x = 117,524.88 × 49,373.73
  4. Step 4: Simplify right side
    85,162.95x = 5,802,641,693.40
  5. Step 5: Solve for x
    x = 5,802,641,693.40/85,162.95
  6. Step 6: Final answer
    x = 68,135.75

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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.