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Finding the Fourth Proportional to 53,994.94, 80,999.24 and 18,463.07

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Solution

The fourth proportional to 53,994.94, 80,999.24 and 18,463.07 is: 27,696.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,994.94 : 80,999.24 = 18,463.07 : x
  2. Step 2: Convert to fraction form
    53,994.94/80,999.24 = 18,463.07/x
  3. Step 3: Cross multiply
    53,994.94x = 80,999.24 × 18,463.07
  4. Step 4: Simplify right side
    53,994.94x = 1,495,494,748.25
  5. Step 5: Solve for x
    x = 1,495,494,748.25/53,994.94
  6. Step 6: Final answer
    x = 27,696.94

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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.