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Finding the Fourth Proportional to 33,233.64, 49,842 and 9,854.64

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Solution

The fourth proportional to 33,233.64, 49,842 and 9,854.64 is: 14,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233.64 : 49,842 = 9,854.64 : x
  2. Step 2: Convert to fraction form
    33,233.64/49,842 = 9,854.64/x
  3. Step 3: Cross multiply
    33,233.64x = 49,842 × 9,854.64
  4. Step 4: Simplify right side
    33,233.64x = 491,174,966.88
  5. Step 5: Solve for x
    x = 491,174,966.88/33,233.64
  6. Step 6: Final answer
    x = 14,779.45

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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.