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Finding the Fourth Proportional to 65,596.79, 98,347.79 and 25,581.89

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Solution

The fourth proportional to 65,596.79, 98,347.79 and 25,581.89 is: 38,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,596.79 : 98,347.79 = 25,581.89 : x
  2. Step 2: Convert to fraction form
    65,596.79/98,347.79 = 25,581.89/x
  3. Step 3: Cross multiply
    65,596.79x = 98,347.79 × 25,581.89
  4. Step 4: Simplify right side
    65,596.79x = 2,515,921,725.87
  5. Step 5: Solve for x
    x = 2,515,921,725.87/65,596.79
  6. Step 6: Final answer
    x = 38,354.35

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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.