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Finding the Fourth Proportional to 65,251.58, 97,900.60 and 40,262.52

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Solution

The fourth proportional to 65,251.58, 97,900.60 and 40,262.52 is: 60,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,251.58 : 97,900.60 = 40,262.52 : x
  2. Step 2: Convert to fraction form
    65,251.58/97,900.60 = 40,262.52/x
  3. Step 3: Cross multiply
    65,251.58x = 97,900.60 × 40,262.52
  4. Step 4: Simplify right side
    65,251.58x = 3,941,724,656.78
  5. Step 5: Solve for x
    x = 3,941,724,656.78/65,251.58
  6. Step 6: Final answer
    x = 60,408.12

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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.