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Finding the Fourth Proportional to 65,836.16, 98,754.08 and 22,060.16

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Solution

The fourth proportional to 65,836.16, 98,754.08 and 22,060.16 is: 33,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,836.16 : 98,754.08 = 22,060.16 : x
  2. Step 2: Convert to fraction form
    65,836.16/98,754.08 = 22,060.16/x
  3. Step 3: Cross multiply
    65,836.16x = 98,754.08 × 22,060.16
  4. Step 4: Simplify right side
    65,836.16x = 2,178,530,805.45
  5. Step 5: Solve for x
    x = 2,178,530,805.45/65,836.16
  6. Step 6: Final answer
    x = 33,090.19

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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.