Home / 65,193.12-97,789.68-34,021.08

Finding the Fourth Proportional to 65,193.12, 97,789.68 and 34,021.08

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Solution

The fourth proportional to 65,193.12, 97,789.68 and 34,021.08 is: 51,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,193.12 : 97,789.68 = 34,021.08 : x
  2. Step 2: Convert to fraction form
    65,193.12/97,789.68 = 34,021.08/x
  3. Step 3: Cross multiply
    65,193.12x = 97,789.68 × 34,021.08
  4. Step 4: Simplify right side
    65,193.12x = 3,326,910,526.45
  5. Step 5: Solve for x
    x = 3,326,910,526.45/65,193.12
  6. Step 6: Final answer
    x = 51,031.62

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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.