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Finding the Fourth Proportional to 68,801.23, 103,117.15 and 32,796.63

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Solution

The fourth proportional to 68,801.23, 103,117.15 and 32,796.63 is: 49,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,801.23 : 103,117.15 = 32,796.63 : x
  2. Step 2: Convert to fraction form
    68,801.23/103,117.15 = 32,796.63/x
  3. Step 3: Cross multiply
    68,801.23x = 103,117.15 × 32,796.63
  4. Step 4: Simplify right side
    68,801.23x = 3,381,895,056.20
  5. Step 5: Solve for x
    x = 3,381,895,056.20/68,801.23
  6. Step 6: Final answer
    x = 49,154.57

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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.