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Finding the Fourth Proportional to 160,677.71, 241,043.90 and 55,472.07

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Solution

The fourth proportional to 160,677.71, 241,043.90 and 55,472.07 is: 83,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,677.71 : 241,043.90 = 55,472.07 : x
  2. Step 2: Convert to fraction form
    160,677.71/241,043.90 = 55,472.07/x
  3. Step 3: Cross multiply
    160,677.71x = 241,043.90 × 55,472.07
  4. Step 4: Simplify right side
    160,677.71x = 13,371,203,816.51
  5. Step 5: Solve for x
    x = 13,371,203,816.51/160,677.71
  6. Step 6: Final answer
    x = 83,217.54

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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.