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Finding the Fourth Proportional to 54,704.81, 75,492.64 and 29,554.31

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Solution

The fourth proportional to 54,704.81, 75,492.64 and 29,554.31 is: 40,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,704.81 : 75,492.64 = 29,554.31 : x
  2. Step 2: Convert to fraction form
    54,704.81/75,492.64 = 29,554.31/x
  3. Step 3: Cross multiply
    54,704.81x = 75,492.64 × 29,554.31
  4. Step 4: Simplify right side
    54,704.81x = 2,231,133,110.95
  5. Step 5: Solve for x
    x = 2,231,133,110.95/54,704.81
  6. Step 6: Final answer
    x = 40,784.95

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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.