Home / 161,833.43-242,779.31-49,511.54

Finding the Fourth Proportional to 161,833.43, 242,779.31 and 49,511.54

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Solution

The fourth proportional to 161,833.43, 242,779.31 and 49,511.54 is: 74,276.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,833.43 : 242,779.31 = 49,511.54 : x
  2. Step 2: Convert to fraction form
    161,833.43/242,779.31 = 49,511.54/x
  3. Step 3: Cross multiply
    161,833.43x = 242,779.31 × 49,511.54
  4. Step 4: Simplify right side
    161,833.43x = 12,020,376,056.78
  5. Step 5: Solve for x
    x = 12,020,376,056.78/161,833.43
  6. Step 6: Final answer
    x = 74,276.23

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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.