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Finding the Fourth Proportional to 54,718.92, 75,512.07 and 29,568.42

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Solution

The fourth proportional to 54,718.92, 75,512.07 and 29,568.42 is: 40,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.92 : 75,512.07 = 29,568.42 : x
  2. Step 2: Convert to fraction form
    54,718.92/75,512.07 = 29,568.42/x
  3. Step 3: Cross multiply
    54,718.92x = 75,512.07 × 29,568.42
  4. Step 4: Simplify right side
    54,718.92x = 2,232,772,600.83
  5. Step 5: Solve for x
    x = 2,232,772,600.83/54,718.92
  6. Step 6: Final answer
    x = 40,804.40

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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.