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Finding the Fourth Proportional to 65,690.64, 98,537.44 and 23,573.52

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Solution

The fourth proportional to 65,690.64, 98,537.44 and 23,573.52 is: 35,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,690.64 : 98,537.44 = 23,573.52 : x
  2. Step 2: Convert to fraction form
    65,690.64/98,537.44 = 23,573.52/x
  3. Step 3: Cross multiply
    65,690.64x = 98,537.44 × 23,573.52
  4. Step 4: Simplify right side
    65,690.64x = 2,322,874,312.59
  5. Step 5: Solve for x
    x = 2,322,874,312.59/65,690.64
  6. Step 6: Final answer
    x = 35,360.81

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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.