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Finding the Fourth Proportional to 54,804.84, 75,630.63 and 29,654.34

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Solution

The fourth proportional to 54,804.84, 75,630.63 and 29,654.34 is: 40,922.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,804.84 : 75,630.63 = 29,654.34 : x
  2. Step 2: Convert to fraction form
    54,804.84/75,630.63 = 29,654.34/x
  3. Step 3: Cross multiply
    54,804.84x = 75,630.63 × 29,654.34
  4. Step 4: Simplify right side
    54,804.84x = 2,242,776,416.43
  5. Step 5: Solve for x
    x = 2,242,776,416.43/54,804.84
  6. Step 6: Final answer
    x = 40,922.96

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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.