Home / 97,310.16-145,900.44-34,972.56

Finding the Fourth Proportional to 97,310.16, 145,900.44 and 34,972.56

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Solution

The fourth proportional to 97,310.16, 145,900.44 and 34,972.56 is: 52,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,310.16 : 145,900.44 = 34,972.56 : x
  2. Step 2: Convert to fraction form
    97,310.16/145,900.44 = 34,972.56/x
  3. Step 3: Cross multiply
    97,310.16x = 145,900.44 × 34,972.56
  4. Step 4: Simplify right side
    97,310.16x = 5,102,511,891.93
  5. Step 5: Solve for x
    x = 5,102,511,891.93/97,310.16
  6. Step 6: Final answer
    x = 52,435.55

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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.