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Finding the Fourth Proportional to 54,334.74, 81,501.67 and 16,894.74

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Solution

The fourth proportional to 54,334.74, 81,501.67 and 16,894.74 is: 25,341.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,334.74 : 81,501.67 = 16,894.74 : x
  2. Step 2: Convert to fraction form
    54,334.74/81,501.67 = 16,894.74/x
  3. Step 3: Cross multiply
    54,334.74x = 81,501.67 × 16,894.74
  4. Step 4: Simplify right side
    54,334.74x = 1,376,949,524.22
  5. Step 5: Solve for x
    x = 1,376,949,524.22/54,334.74
  6. Step 6: Final answer
    x = 25,341.97

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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.