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Finding the Fourth Proportional to 68,773.93, 94,886.44 and 38,554.86

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Solution

The fourth proportional to 68,773.93, 94,886.44 and 38,554.86 is: 53,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,773.93 : 94,886.44 = 38,554.86 : x
  2. Step 2: Convert to fraction form
    68,773.93/94,886.44 = 38,554.86/x
  3. Step 3: Cross multiply
    68,773.93x = 94,886.44 × 38,554.86
  4. Step 4: Simplify right side
    68,773.93x = 3,658,333,410.10
  5. Step 5: Solve for x
    x = 3,658,333,410.10/68,773.93
  6. Step 6: Final answer
    x = 53,193.61

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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.