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Finding the Fourth Proportional to 159,162.87, 238,693.64 and 52,526.98

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Solution

The fourth proportional to 159,162.87, 238,693.64 and 52,526.98 is: 78,773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,162.87 : 238,693.64 = 52,526.98 : x
  2. Step 2: Convert to fraction form
    159,162.87/238,693.64 = 52,526.98/x
  3. Step 3: Cross multiply
    159,162.87x = 238,693.64 × 52,526.98
  4. Step 4: Simplify right side
    159,162.87x = 12,537,856,090.14
  5. Step 5: Solve for x
    x = 12,537,856,090.14/159,162.87
  6. Step 6: Final answer
    x = 78,773.75

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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.