Home / 161,606.72-242,511.04-61,775.36

Finding the Fourth Proportional to 161,606.72, 242,511.04 and 61,775.36

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Solution

The fourth proportional to 161,606.72, 242,511.04 and 61,775.36 is: 92,701.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,606.72 : 242,511.04 = 61,775.36 : x
  2. Step 2: Convert to fraction form
    161,606.72/242,511.04 = 61,775.36/x
  3. Step 3: Cross multiply
    161,606.72x = 242,511.04 × 61,775.36
  4. Step 4: Simplify right side
    161,606.72x = 14,981,206,799.97
  5. Step 5: Solve for x
    x = 14,981,206,799.97/161,606.72
  6. Step 6: Final answer
    x = 92,701.63

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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.