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Finding the Fourth Proportional to 65,253.33, 97,893.63 and 20,883.96

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Solution

The fourth proportional to 65,253.33, 97,893.63 and 20,883.96 is: 31,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253.33 : 97,893.63 = 20,883.96 : x
  2. Step 2: Convert to fraction form
    65,253.33/97,893.63 = 20,883.96/x
  3. Step 3: Cross multiply
    65,253.33x = 97,893.63 × 20,883.96
  4. Step 4: Simplify right side
    65,253.33x = 2,044,406,653.17
  5. Step 5: Solve for x
    x = 2,044,406,653.17/65,253.33
  6. Step 6: Final answer
    x = 31,330.30

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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.