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Finding the Fourth Proportional to 64,994.16, 97,432.92 and 23,431.44

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Solution

The fourth proportional to 64,994.16, 97,432.92 and 23,431.44 is: 35,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,994.16 : 97,432.92 = 23,431.44 : x
  2. Step 2: Convert to fraction form
    64,994.16/97,432.92 = 23,431.44/x
  3. Step 3: Cross multiply
    64,994.16x = 97,432.92 × 23,431.44
  4. Step 4: Simplify right side
    64,994.16x = 2,282,993,619.00
  5. Step 5: Solve for x
    x = 2,282,993,619.00/64,994.16
  6. Step 6: Final answer
    x = 35,126.13

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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.