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Finding the Fourth Proportional to 159,607.30, 238,950.15 and 97,399.30

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Solution

The fourth proportional to 159,607.30, 238,950.15 and 97,399.30 is: 145,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,607.30 : 238,950.15 = 97,399.30 : x
  2. Step 2: Convert to fraction form
    159,607.30/238,950.15 = 97,399.30/x
  3. Step 3: Cross multiply
    159,607.30x = 238,950.15 × 97,399.30
  4. Step 4: Simplify right side
    159,607.30x = 23,273,577,344.90
  5. Step 5: Solve for x
    x = 23,273,577,344.90/159,607.30
  6. Step 6: Final answer
    x = 145,817.75

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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.