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Finding the Fourth Proportional to 65,539.08, 98,209.02 and 48,020.52

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Solution

The fourth proportional to 65,539.08, 98,209.02 and 48,020.52 is: 71,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,539.08 : 98,209.02 = 48,020.52 : x
  2. Step 2: Convert to fraction form
    65,539.08/98,209.02 = 48,020.52/x
  3. Step 3: Cross multiply
    65,539.08x = 98,209.02 × 48,020.52
  4. Step 4: Simplify right side
    65,539.08x = 4,716,048,209.09
  5. Step 5: Solve for x
    x = 4,716,048,209.09/65,539.08
  6. Step 6: Final answer
    x = 71,957.80

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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.