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Finding the Fourth Proportional to 65,534.40, 98,301.60 and 37,443.60

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Solution

The fourth proportional to 65,534.40, 98,301.60 and 37,443.60 is: 56,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,534.40 : 98,301.60 = 37,443.60 : x
  2. Step 2: Convert to fraction form
    65,534.40/98,301.60 = 37,443.60/x
  3. Step 3: Cross multiply
    65,534.40x = 98,301.60 × 37,443.60
  4. Step 4: Simplify right side
    65,534.40x = 3,680,765,789.76
  5. Step 5: Solve for x
    x = 3,680,765,789.76/65,534.40
  6. Step 6: Final answer
    x = 56,165.40

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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.