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Finding the Fourth Proportional to 65,539.63, 98,309.80 and 16,291.63

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Solution

The fourth proportional to 65,539.63, 98,309.80 and 16,291.63 is: 24,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,539.63 : 98,309.80 = 16,291.63 : x
  2. Step 2: Convert to fraction form
    65,539.63/98,309.80 = 16,291.63/x
  3. Step 3: Cross multiply
    65,539.63x = 98,309.80 × 16,291.63
  4. Step 4: Simplify right side
    65,539.63x = 1,601,626,886.97
  5. Step 5: Solve for x
    x = 1,601,626,886.97/65,539.63
  6. Step 6: Final answer
    x = 24,437.53

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1.5x scale

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.