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Finding the Fourth Proportional to 53,658.88, 74,056.07 and 32,438.09

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Solution

The fourth proportional to 53,658.88, 74,056.07 and 32,438.09 is: 44,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,658.88 : 74,056.07 = 32,438.09 : x
  2. Step 2: Convert to fraction form
    53,658.88/74,056.07 = 32,438.09/x
  3. Step 3: Cross multiply
    53,658.88x = 74,056.07 × 32,438.09
  4. Step 4: Simplify right side
    53,658.88x = 2,402,237,729.94
  5. Step 5: Solve for x
    x = 2,402,237,729.94/53,658.88
  6. Step 6: Final answer
    x = 44,768.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.