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Finding the Fourth Proportional to 68,329.44, 94,200.84 and 45,672.12

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Solution

The fourth proportional to 68,329.44, 94,200.84 and 45,672.12 is: 62,964.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,329.44 : 94,200.84 = 45,672.12 : x
  2. Step 2: Convert to fraction form
    68,329.44/94,200.84 = 45,672.12/x
  3. Step 3: Cross multiply
    68,329.44x = 94,200.84 × 45,672.12
  4. Step 4: Simplify right side
    68,329.44x = 4,302,352,068.58
  5. Step 5: Solve for x
    x = 4,302,352,068.58/68,329.44
  6. Step 6: Final answer
    x = 62,964.84

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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.