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Finding the Fourth Proportional to 68,523.51, 94,527.81 and 45,863.45

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Solution

The fourth proportional to 68,523.51, 94,527.81 and 45,863.45 is: 63,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,523.51 : 94,527.81 = 45,863.45 : x
  2. Step 2: Convert to fraction form
    68,523.51/94,527.81 = 45,863.45/x
  3. Step 3: Cross multiply
    68,523.51x = 94,527.81 × 45,863.45
  4. Step 4: Simplify right side
    68,523.51x = 4,335,371,487.54
  5. Step 5: Solve for x
    x = 4,335,371,487.54/68,523.51
  6. Step 6: Final answer
    x = 63,268.38

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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.