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Finding the Fourth Proportional to 160,911.78, 241,369.49 and 48,592.93

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Solution

The fourth proportional to 160,911.78, 241,369.49 and 48,592.93 is: 72,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,911.78 : 241,369.49 = 48,592.93 : x
  2. Step 2: Convert to fraction form
    160,911.78/241,369.49 = 48,592.93/x
  3. Step 3: Cross multiply
    160,911.78x = 241,369.49 × 48,592.93
  4. Step 4: Simplify right side
    160,911.78x = 11,728,850,731.71
  5. Step 5: Solve for x
    x = 11,728,850,731.71/160,911.78
  6. Step 6: Final answer
    x = 72,889.94

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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.